# J. Borowiak Match Log

Source: https://tennis-db.com/players/4429258/j-borowiak/matches
Tour: ATP
Rows on canonical first page: 200
Total matching rows: 594
Main-draw summary: 289-305 (48.7%)

## Visible match rows
| Date | Result | Opponent | Tournament | Category | Round | Surface | Score | Match URL |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1984-07-25 | L | Thomas Muster | Kitzbuhel | ATP 250 | R64 | Clay | 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:b6dfc221b0dd80a71ab6979c4de80cc62361ed397ccbb782869c9e4ffc80c266/thomas-muster-vs-j-borowiak |
| 1984-06-13 | L | B. Teacher | Queen's Club | ATP 250 | R64 | Grass | 4-6 7-5 9-11 | https://tennis-db.com/matches/sackmann_atp:8e5fc9bc86923dbee28f30aabcf8750206b202866f9b171d2fb561a746419066/b-teacher-vs-j-borowiak |
| 1984-05-10 | L | M. Dickson | Florence | ATP 250 | R32 | Clay | 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:8b23d190ac38c88b91c9ab30ee5f59bd998e899b1e4492d77fc1b7293b003ba8/m-dickson-vs-j-borowiak |
| 1984-02-15 | L | H. Pfister | La Quinta | ATP 250 | R64 | Hard | 6-7 6-3 2-6 | https://tennis-db.com/matches/sackmann_atp:417bb81a1d5d0f5d06ee84fc3aa9f1ce0fc52fba381e1569019d06d3ea3dec11/h-pfister-vs-j-borowiak |
| 1983-12-14 | L | H. Sundstrom | Sydney Outdoor | ATP 250 | R64 | Grass | 5-7 6-7 | https://tennis-db.com/matches/sackmann_atp:183a49ae2bb65712f43ab8c20b0580ed69d5f4f27b6342fc6cb5d14f7a31fbac/h-sundstrom-vs-j-borowiak |
| 1983-12-05 | L | T. Smid | Australian Open | Grand Slam | R32 | Grass | 4-6 6-3 1-6 4-6 | https://tennis-db.com/matches/sackmann_atp:654a808783f72253f2c38ccbca099794c6c5d0d49fec0bae29dae91a46bbd355/t-smid-vs-j-borowiak |
| 1983-12-03 | W | Stefan Edberg | Australian Open | Grand Slam | R64 | Grass | 6-3 2-6 7-5 6-4 | https://tennis-db.com/matches/sackmann_atp:39e13128a6a63843530a8cb4722d50163301448de7fe9c42a0a922b67d8ad1e4/j-borowiak-vs-stefan-edberg |
| 1983-12-01 | W | P. Feigl | Australian Open | Grand Slam | R128 | Grass | 6-3 3-6 6-3 7-5 | https://tennis-db.com/matches/sackmann_atp:f354da6083ffbda8480b55733922d184d3afdb78e36f5d7d9e7575b0b1f8b688/j-borowiak-vs-p-feigl |
| 1983-10-20 | L | S. Lipton | Vienna | ATP 250 | R32 | Hard | 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:a03f557c4cb95c0392cc210423ac2e56f438ab9d7fd411f812ff8e85f511985e/s-lipton-vs-j-borowiak |
| 1983-09-28 | L | B. Mitton | Maui | ATP 250 | R32 | Hard | 5-7 4-6 | https://tennis-db.com/matches/sackmann_atp:ae4d491294259ae7eaa918b2a65f34a67378dbbac84320844aa0f2013ce1da94/b-mitton-vs-j-borowiak |
| 1983-09-22 | L | E. Fromm | San Francisco | ATP 250 | R32 | Carpet | 6-3 1-6 4-6 | https://tennis-db.com/matches/sackmann_atp:6d5e120463c014094b46a56b0981108bd3cf1f3ed9d83488646228e5dfb52c4c/e-fromm-vs-j-borowiak |
| 1983-09-01 | L | T. Smid | US Open | Grand Slam | R128 | Hard | 6-3 1-6 4-6 2-6 | https://tennis-db.com/matches/sackmann_atp:992f36b46127cc810ef8e55c24a40af1804a5f738417cfc9f5314a3d208214cf/t-smid-vs-j-borowiak |
| 1983-08-18 | L | J. Fitzgerald | Stowe | ATP 250 | R32 | Hard | 3-6 7-6 6-7 | https://tennis-db.com/matches/sackmann_atp:40bf7692de224edeab6ad57b0baddc2b5a90dec56af0e9e461571171a856ffbc/j-fitzgerald-vs-j-borowiak |
| 1983-07-28 | L | B. Drewett | South Orange | ATP 250 | R32 | Clay | 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:0f0d32798633710a566cc7f3591f401302680a8419b8c7ac17c428bdff447029/b-drewett-vs-j-borowiak |
| 1983-07-20 | L | D. Tarr | Washington | ATP 250 | R64 | Clay | 5-7 2-6 | https://tennis-db.com/matches/sackmann_atp:a4011ace30b6e21d180897f0c1ed86c685f06811f0d0c4ab31ecf42276cf5fa0/d-tarr-vs-j-borowiak |
| 1983-07-16 | L | E. Teltscher | Boston | ATP 250 | QF | Clay | 0-6 2-6 | https://tennis-db.com/matches/sackmann_atp:6f37dbc03895c1534646a129a0123228df431d195349f232edad5ff7625bdb56/e-teltscher-vs-j-borowiak |
| 1983-07-15 | W | M. Dickson | Boston | ATP 250 | R16 | Clay | 6-3 5-7 7-6 | https://tennis-db.com/matches/sackmann_atp:3b812965b7b88063509f60ad87287632848383c69a26fa679364fd48b35f5269/j-borowiak-vs-m-dickson |
| 1983-07-14 | W | M. Purcell | Boston | ATP 250 | R32 | Clay | 7-5 4-6 6-3 | https://tennis-db.com/matches/sackmann_atp:daeee8d0f6017ead0e12c88815625f27e8eb1f2313de2f9367394181d38759ed/j-borowiak-vs-m-purcell |
| 1983-07-13 | W | E. Adams | Boston | ATP 250 | R64 | Clay | 6-3 3-6 6-2 | https://tennis-db.com/matches/sackmann_atp:1402081c5e78b039bf0f48d29143e8aef0aa6cdfbc367b48c3ec6b76e80f3d5a/j-borowiak-vs-e-adams |
| 1983-06-22 | L | K. Curren | Wimbledon | Grand Slam | R128 | Grass | 7-6 3-6 5-7 0-1 RET | https://tennis-db.com/matches/sackmann_atp:9d5dd7dce5e7ab8375a9b34c8ba4e5cf9bd50c265813090a0ca6d6f1e6c55e82/k-curren-vs-j-borowiak |
| 1983-06-08 | L | John McEnroe | Queen's Club | ATP 250 | R64 | Grass | 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:3420e112280f40b2ff25c761d375341373339f749586a273ea9e75084026b1ff/john-mcenroe-vs-j-borowiak |
| 1983-05-20 | L | H. Simonsson | Munich | ATP 250 | R16 | Clay | 1-6 5-7 | https://tennis-db.com/matches/sackmann_atp:625913e559e2c326f378511dd0283964afed412ed2a9d064f979188e80b355d4/h-simonsson-vs-j-borowiak |
| 1983-05-19 | W | B. Manson | Munich | ATP 250 | R32 | Clay | 3-6 6-2 7-5 | https://tennis-db.com/matches/sackmann_atp:dade576ea65fcd855e492ad9eacc1d25e25af538608ef34ec68fabd4af1a19c2/j-borowiak-vs-b-manson |
| 1983-05-14 | L | G. Vilas | Hamburg | ATP 250 | QF | Clay | 0-6 2-6 | https://tennis-db.com/matches/sackmann_atp:2baac112e621da7d4c49d1c69d1b1627169885738ac1f2e96b759cf2f924d8dd/g-vilas-vs-j-borowiak |
| 1983-05-13 | W | P. Arraya | Hamburg | ATP 250 | R16 | Clay | 6-4 7-6 | https://tennis-db.com/matches/sackmann_atp:6ae00ed7506bd322b135bbbc924a55005c417b21e47b5eeff62c35cc92f61510/j-borowiak-vs-p-arraya |
| 1983-05-12 | W | J. Clerc | Hamburg | ATP 250 | R32 | Clay | 7-5 6-4 | https://tennis-db.com/matches/sackmann_atp:47bedd9678bef41019f317f351dc1ba5db60573706e9a87945f1b4d3dcfa220b/j-borowiak-vs-j-clerc |
| 1983-05-11 | W | H. Simonsson | Hamburg | ATP 250 | R64 | Clay | 7-6 6-1 | https://tennis-db.com/matches/sackmann_atp:5ff23cccdcc87ea94fe84482515473b87007225bf021900886a42607efe00ea7/j-borowiak-vs-h-simonsson |
| 1983-04-28 | L | M. Estep | Tampa | ATP 250 | R32 | Carpet | 6-2 6-7 6-7 | https://tennis-db.com/matches/sackmann_atp:2d767a49532aefd38bbac43d5995d6736399eea690a29925226bd62e3b03e45e/m-estep-vs-j-borowiak |
| 1983-04-13 | L | T. Cain | Los Angeles | ATP 250 | R64 | Hard | 3-6 2-6 | https://tennis-db.com/matches/sackmann_atp:315c8ccd1fe1f5d3d04e850e10506bcb5811c550fa69fb96f2d98709b7dddc25/t-cain-vs-j-borowiak |
| 1983-02-24 | L | Henri Leconte | La Quinta | ATP 250 | R32 | Hard | 4-6 6-3 3-6 | https://tennis-db.com/matches/sackmann_atp:db214a11088816a38f419eaef9d5cd8897a4267ea4390300653356d628896233/henri-leconte-vs-j-borowiak |
| 1983-02-23 | W | P. Rennert | La Quinta | ATP 250 | R64 | Hard | 7-6 6-1 | https://tennis-db.com/matches/sackmann_atp:58bf363c96e30431d1e1555d414236baeb89e78318078dfa1e7260483fa5b548/j-borowiak-vs-p-rennert |
| 1983-02-12 | L | K. Curren | Richmond Wct | ATP 250 | QF | Carpet | 3-6 2-6 | https://tennis-db.com/matches/sackmann_atp:c874e6b0105514bd7ce4ba4feed3e62c4b0a4dd37c500e48fc3fdf4c6909e721/k-curren-vs-j-borowiak |
| 1983-02-11 | W | E. Fromm | Richmond Wct | ATP 250 | R16 | Carpet | 2-6 6-1 6-4 | https://tennis-db.com/matches/sackmann_atp:4893b0024a3d8581e5fe8f63581e48b47c3a19039412f6ff65bc677abf92a1c6/j-borowiak-vs-e-fromm |
| 1983-02-10 | W | T. Smid | Richmond Wct | ATP 250 | R32 | Carpet | 7-6 6-0 | https://tennis-db.com/matches/sackmann_atp:8370cf783211ba7b765e999c5973a6b6fd279856953af6449de2eb9cc6b91b01/j-borowiak-vs-t-smid |
| 1983-02-03 | L | S. Denton | Philadelphia | ATP 250 | R32 | Carpet | 7-6 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:9b62288d78ddf9968a1bdeab806d703826aaf9913224097021e7a6fed933b1ed/s-denton-vs-j-borowiak |
| 1983-02-02 | W | C. Hooper | Philadelphia | ATP 250 | R64 | Carpet | 7-6 7-6 | https://tennis-db.com/matches/sackmann_atp:621fdf0394fb1514793a96acdd84c3f4e67e0a5e2b6ef07f275fb6c20dbc51ab/j-borowiak-vs-c-hooper |
| 1983-01-02 | L | R. Frawley | Melbourne | ATP 250 | SF | Grass | 6-4 6-7 6-7 | https://tennis-db.com/matches/sackmann_atp:53e40239df1b9de51ba0a2a9fa76b1a51ef51cc16fb7acc7e104605170207666/r-frawley-vs-j-borowiak |
| 1983-01-02 | W | H. Pfister | Melbourne | ATP 250 | QF | Grass | 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:2d0fba080f1136ecdf0e61a2f0c435de31d1f4cce495c75b20f71c6f7aa41dad/j-borowiak-vs-h-pfister |
| 1983-01-01 | W | P. Doohan | Melbourne | ATP 250 | R16 | Grass | 6-3 7-6 | https://tennis-db.com/matches/sackmann_atp:1226d380d144bfc3992b68517ac705f5523e57968f77f99ba4c08372c6b9cbae/j-borowiak-vs-p-doohan |
| 1982-12-31 | W | Jonathan Smith | Melbourne | ATP 250 | R32 | Grass | 6-2 6-1 | https://tennis-db.com/matches/sackmann_atp:108d25dbe7e38d570d7949dbe051cd3db8e61020ced17ee0f350e8d23038484d/j-borowiak-vs-jonathan-smith |
| 1982-12-24 | L | G. Whitecross | Adelaide | ATP 250 | R16 | Grass | 6-3 6-7 6-7 | https://tennis-db.com/matches/sackmann_atp:60a8cfbbfa2f077d9df799d30483a475e067e6177615e799bed4c153a49c0ace/g-whitecross-vs-j-borowiak |
| 1982-12-23 | W | John Lloyd | Adelaide | ATP 250 | R32 | Grass | 6-2 7-5 | https://tennis-db.com/matches/sackmann_atp:d335c976497e356e9caf6bff918d0d0fe648392fcaad957c8c721383fda4731a/j-borowiak-vs-john-lloyd |
| 1982-12-17 | L | F. Gonzalez | Sydney Outdoor | ATP 250 | R16 | Grass | 5-7 4-6 | https://tennis-db.com/matches/sackmann_atp:ade542d17fb141b1eb356bc3661bd83b212cfb8c344b8fe06d6e498573cabfe7/f-gonzalez-vs-j-borowiak |
| 1982-12-16 | W | H. Theissen | Sydney Outdoor | ATP 250 | R32 | Grass | 6-2 6-3 | https://tennis-db.com/matches/sackmann_atp:1252a934e52e67ffc96e88fb8f2c0fbeff63b02a5a533cf73447953e6da5278d/j-borowiak-vs-h-theissen |
| 1982-12-15 | W | D. Gitlin | Sydney Outdoor | ATP 250 | R64 | Grass | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:8af9cae189aada163651fa4023a756a584fd5a3aa8e7bda262c799817065421d/j-borowiak-vs-d-gitlin |
| 1982-12-11 | L | S. Denton | Australian Open | Grand Slam | R16 | Grass | 6-7 3-6 | https://tennis-db.com/matches/sackmann_atp:f7d35aec7664754fdf28eb55db473623c16ad0c541c79757449342235d38aa00/s-denton-vs-j-borowiak |
| 1982-12-08 | W | P. Rennert | Australian Open | Grand Slam | R32 | Grass | 7-6 6-1 | https://tennis-db.com/matches/sackmann_atp:476eae1dbea492b313dbb961cfacca9b5213d83c016bb013dae58a5c3fc5fb4d/j-borowiak-vs-p-rennert |
| 1982-12-06 | W | J. Harty | Australian Open | Grand Slam | R64 | Grass | 6-1 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:ef27f4429983cf688cb1150d3f3532a891a41e8ce91633fad134028b4da0b3f7/j-borowiak-vs-j-harty |
| 1982-12-04 | W | P. Carter | Australian Open | Grand Slam | R128 | Grass | 6-3 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:9516733ad9cce51d209614ad7c68ef93f37cafd08f3ccbbcf175d404c42d24c2/j-borowiak-vs-p-carter |
| 1982-11-25 | L | F. Sauer | Johannesburg | ATP 250 | R32 | Hard | 6-3 4-6 5-7 | https://tennis-db.com/matches/sackmann_atp:cc997de46507bab219cce44c65531b3972518d9b8d4c370f9e61e188c39d64d2/f-sauer-vs-j-borowiak |
| 1982-10-02 | L | J. Fitzgerald | Maui | ATP 250 | QF | Hard | 4-6 0-6 | https://tennis-db.com/matches/sackmann_atp:e2b1db72b04859630b49f69fef2a115152ac8a8fda39e8b3d777529dae8eec43/j-fitzgerald-vs-j-borowiak |
| 1982-10-01 | W | T. Cain | Maui | ATP 250 | R16 | Hard | 7-6 6-4 | https://tennis-db.com/matches/sackmann_atp:4c2e5fbba7a314015564ae17c4a488f9cd261ce77b5dbcdef6c5896c91fdc14e/j-borowiak-vs-t-cain |
| 1982-09-30 | W | M. Davis | Maui | ATP 250 | R32 | Hard | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:3daea8c5123e38d03500d4e330a1c22be215c4135b78a833ec5399d7db3dc45b/j-borowiak-vs-m-davis |
| 1982-09-24 | L | S. Mayer | San Francisco | ATP 250 | R16 | Carpet | 5-7 6-4 6-7 | https://tennis-db.com/matches/sackmann_atp:35dd23c300a6aa21d6cec0ea8313f22d019671df08d6c453b5d87fd1922abc16/s-mayer-vs-j-borowiak |
| 1982-09-23 | W | G. Holmes | San Francisco | ATP 250 | R32 | Carpet | 7-5 6-3 | https://tennis-db.com/matches/sackmann_atp:5db0cbda4b48ed5107b7fad29e10aa41c320d6c7b727a4ebcc4dcf0a55b3563a/j-borowiak-vs-g-holmes |
| 1982-09-02 | L | J. Connors | US Open | Grand Slam | R128 | Hard | 6-7 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:9f856cc9ceeb57792a9c730b52b994e5930c7b372d68d962347eebc62f54d5fa/j-connors-vs-j-borowiak |
| 1982-08-18 | L | John McEnroe | Cincinnati | Masters 1000 | R64 | Hard | 6-4 4-6 0-6 | https://tennis-db.com/matches/sackmann_atp:c56d7d073efc3fce322ad83a4341a7f609c9c189af0ef4d843a380494ab19fec/john-mcenroe-vs-j-borowiak |
| 1982-07-24 | L | M. Hocevar | Kitzbuhel | ATP 250 | QF | Clay | 4-6 6-7 | https://tennis-db.com/matches/sackmann_atp:5ba84f9aacffd23da91be12c6017bbcac45bcf5f81599cf8c35c28ceae143994/m-hocevar-vs-j-borowiak |
| 1982-07-23 | W | K. Meiler | Kitzbuhel | ATP 250 | R16 | Clay | 6-3 7-6 | https://tennis-db.com/matches/sackmann_atp:38067ae3d53ec0feea1d840d3350aa5f6296227e19a6ae29b28a57ae99b5d292/j-borowiak-vs-k-meiler |
| 1982-07-22 | W | H. Theissen | Kitzbuhel | ATP 250 | R32 | Clay | 6-1 7-6 | https://tennis-db.com/matches/sackmann_atp:fadc09bd7a847065c46b4609be0151436c172bf9163ef2791610ba4defdc90d8/j-borowiak-vs-h-theissen |
| 1982-07-21 | W | J. Navratil | Kitzbuhel | ATP 250 | R64 | Clay | 6-3 5-7 6-4 | https://tennis-db.com/matches/sackmann_atp:b2f3834307c0f02ce0b091f065618baf85ea44a05d9baf37077c6efbab14c0e3/j-borowiak-vs-j-navratil |
| 1982-07-16 | L | Ramesh Krishnan | Stuttgart Outdoor | ATP 250 | R16 | Clay | 6-3 4-6 1-6 | https://tennis-db.com/matches/sackmann_atp:c2da8c26d4b10db295b4ba65e7d70307e53b8d58ca4b35d64306730e656c6829/ramesh-krishnan-vs-j-borowiak |
| 1982-07-15 | W | B. Teacher | Stuttgart Outdoor | ATP 250 | R32 | Clay | 2-6 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:1e94cabbaf01b1726807e35ccfe71144a2fe6a5bbd6fbea2ee181a9f1aae95e7/j-borowiak-vs-b-teacher |
| 1982-07-08 | L | H. Gunthardt | Gstaad | ATP 250 | R32 | Clay | 2-6 1-6 | https://tennis-db.com/matches/sackmann_atp:b42454ba88a368cca3597ac5b705251b3601acad9bd427cc4b8cb9c94435e63d/h-gunthardt-vs-j-borowiak |
| 1982-06-23 | L | V. Amritraj | Wimbledon | Grand Slam | R128 | Grass | 7-6 6-4 3-6 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:74c9db528c8962eaa26ea121c6c6b451b296b1bc44a05601a5b2f86e9a095c6e/v-amritraj-vs-j-borowiak |
| 1982-06-10 | L | P. McNamee | Queen's Club | ATP 250 | R32 | Grass | 7-6 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:1a46cea683b761912ce78a567122c6000ac161ef8365eadb76802c7be945f20a/p-mcnamee-vs-j-borowiak |
| 1982-06-09 | W | T. Delatte | Queen's Club | ATP 250 | R64 | Grass | 4-6 6-3 8-6 | https://tennis-db.com/matches/sackmann_atp:0401ce3aecb64ba1299e984175f38da11a01ad7624a6ba5cc998db5956ab0aed/j-borowiak-vs-t-delatte |
| 1982-04-29 | L | R. Ramirez | Las Vegas | ATP 250 | R16 | Hard | 4-6 1-6 | https://tennis-db.com/matches/sackmann_atp:c7690cffe1b6967b19f254fa8f5a01f8e40bef37c2cd4def858f390f8623e5c0/r-ramirez-vs-j-borowiak |
| 1982-04-29 | L | Tim Gullikson | Tampa | ATP 250 | R32 | Hard | 5-7 1-6 | https://tennis-db.com/matches/sackmann_atp:52ef5ec78a7ed2d8f6e2548314cb234b69b5a440bc12bc70ecc60ec7e6a4c5cf/tim-gullikson-vs-j-borowiak |
| 1982-04-28 | W | V. Gerulaitis | Las Vegas | ATP 250 | R32 | Hard | 6-3 7-6 | https://tennis-db.com/matches/sackmann_atp:6e28c29197731e93cd965967dbc47f5f3640a68d7054c657ff722fcdfee5c5fb/j-borowiak-vs-v-gerulaitis |
| 1982-04-02 | L | T. Smid | Frankfurt | ATP 250 | R16 | Carpet | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:ebde1b9c457a4042909428687de4637f49d98a41dabc7de0dc65fae96673504d/t-smid-vs-j-borowiak |
| 1982-04-01 | W | S. Sorensen | Frankfurt | ATP 250 | R32 | Carpet | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:8c01550f15c76a0a803c03b88e8611bf46123093fe4003078baa1432fd21b990/j-borowiak-vs-s-sorensen |
| 1982-02-18 | L | H. Pfister | La Quinta | ATP 250 | R32 | Hard | 5-7 3-6 | https://tennis-db.com/matches/sackmann_atp:cd4d99a16039c51cca2d12e108e396fa5d82c2405960ccf078bf668dd7685b3a/h-pfister-vs-j-borowiak |
| 1982-02-17 | W | A. Panatta | La Quinta | ATP 250 | R64 | Hard | 7-6 6-4 | https://tennis-db.com/matches/sackmann_atp:c33476992d9ffe2573ebe9e8ad06f6c705a487d80688d548cb454a3cc63af1da/j-borowiak-vs-a-panatta |
| 1982-02-10 | L | G. Mayer | Memphis | ATP 250 | R64 | Carpet | 4-6 2-6 | https://tennis-db.com/matches/sackmann_atp:399cb873018cbc072d1b49322a122591fde90a6a7e83aa3a5bc0d9b4d5f455ab/g-mayer-vs-j-borowiak |
| 1982-01-29 | L | J. Connors | Philadelphia | ATP 250 | R16 | Carpet | 2-6 0-6 | https://tennis-db.com/matches/sackmann_atp:0b138ee223b8a04d0f44532e91887b20414c6d75d1c94d8c6ce075d8c544c13c/j-connors-vs-j-borowiak |
| 1982-01-28 | W | H. Solomon | Philadelphia | ATP 250 | R32 | Carpet | 6-4 4-6 7-5 | https://tennis-db.com/matches/sackmann_atp:0e76ab99e37c7e2c73a7daf6c82f275760d22576bd91e7cb769fb9b641f46489/j-borowiak-vs-h-solomon |
| 1981-11-29 | L | V. Gerulaitis | Johannesburg | ATP 250 | F | Hard | 4-6 6-7 1-6 | https://tennis-db.com/matches/sackmann_atp:bbacb3da5c0bd03ec36bfec19acbef2ebc83840af30f49f73931e5c452abb9f5/v-gerulaitis-vs-j-borowiak |
| 1981-11-28 | W | S. Glickstein | Johannesburg | ATP 250 | SF | Hard | 6-3 6-7 7-5 | https://tennis-db.com/matches/sackmann_atp:9bc05bd72ca10f83cd0c55bcbd89de2f57bce9db0c10fdf970abe5eed77d8e9c/j-borowiak-vs-s-glickstein |
| 1981-11-28 | W | B. Mottram | Johannesburg | ATP 250 | QF | Hard | 7-6 6-3 | https://tennis-db.com/matches/sackmann_atp:613ae941edd273ee62336e826f559109b076766f945dda5a8a275d4c0b84bf04/j-borowiak-vs-b-mottram |
| 1981-11-27 | W | T. Viljoen | Johannesburg | ATP 250 | R16 | Hard | 7-6 0-6 6-4 | https://tennis-db.com/matches/sackmann_atp:ca6ce4e968dd37cbcb902c3f05a1ec77fc66e6919eb8607999b9a26ca7360dc7/j-borowiak-vs-t-viljoen |
| 1981-11-27 | L | Y. Noah | Bologna | ATP 250 | R16 | Carpet | 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:9eaa19c5af2f410443368c0af56fb003532a47e34520417effcd6bd95e3ea3dc/y-noah-vs-j-borowiak |
| 1981-11-26 | W | G. Moretton | Bologna | ATP 250 | R32 | Carpet | 6-4 7-6 | https://tennis-db.com/matches/sackmann_atp:e1014d5745891d6cd9c3c80edd75641d9bdd6b3f471f10fee58fa5b5da0f0fbb/j-borowiak-vs-g-moretton |
| 1981-11-26 | W | S. Krulevitz | Johannesburg | ATP 250 | R32 | Hard | 7-6 4-6 6-4 | https://tennis-db.com/matches/sackmann_atp:1a98af0b6aee64447956b54bfbfa0cd560eb74a1fd3c80c27c41dc82c60e17d6/j-borowiak-vs-s-krulevitz |
| 1981-11-12 | L | T. Wilkison | Wembley | ATP 250 | R32 | Carpet | 6-2 3-6 2-6 | https://tennis-db.com/matches/sackmann_atp:8b764464cc5416fdeaf8ebc3d402a6471ebec9734b632506e3f37f8a1db8cef4/t-wilkison-vs-j-borowiak |
| 1981-11-04 | L | J. Connors | Stockholm | ATP 250 | R64 | Hard | 0-6 2-6 | https://tennis-db.com/matches/sackmann_atp:6581d4f0bfc4aa28baed803b87ee6f6e5a4b7595edf22981dc200156389f8363/j-connors-vs-j-borowiak |
| 1981-10-30 | L | T. Smid | Cologne | ATP 250 | R16 | Hard | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:105293ceddd8fa5b92e4b8350d480292db3125bdad660d1e6bc7a9966fad7380/t-smid-vs-j-borowiak |
| 1981-10-29 | W | S. Denton | Cologne | ATP 250 | R32 | Hard | 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:5f15f0be96dcdc9f63dff90b67b63d3dd10cac2a2fee31eca49542932cc928e5/j-borowiak-vs-s-denton |
| 1981-10-03 | L | T. Leonard | Maui | ATP 250 | R16 | Hard | 6-7 3-6 | https://tennis-db.com/matches/sackmann_atp:16d51900227cc2ac599e8e1176f062459de19d68ee1dcffbf2e3b0f37cb97d38/t-leonard-vs-j-borowiak |
| 1981-10-02 | W | Bob Lutz | Maui | ATP 250 | R32 | Hard | 7-6 7-5 | https://tennis-db.com/matches/sackmann_atp:9af12100c8e69b339dea67b0b29ec515879ffe5012f01679e33cdf3da1a1e9c4/j-borowiak-vs-bob-lutz |
| 1981-09-23 | L | F. Buehning | San Francisco | ATP 250 | R64 | Carpet | 6-7 2-6 | https://tennis-db.com/matches/sackmann_atp:9d34259055396158b6b1589c55d3a0d03f42b9fbf4344c46bbac1f019e82d099/f-buehning-vs-j-borowiak |
| 1981-09-05 | L | Ivan Lendl | US Open | Grand Slam | R64 | Hard | 6-7 1-6 6-7 | https://tennis-db.com/matches/sackmann_atp:66d081654036b2c88f713c662ffd59f3353ddd0350cb256c7c805a4d15213591/ivan-lendl-vs-j-borowiak |
| 1981-09-03 | W | P. Portes | US Open | Grand Slam | R128 | Hard | 6-2 6-3 6-1 | https://tennis-db.com/matches/sackmann_atp:e2ae66655e344fff8c150ff1cb9a351e39478e8a359c4c86ca2cbc089991814e/j-borowiak-vs-p-portes |
| 1981-08-19 | L | J. Potier | Cincinnati | Masters 1000 | R64 | Hard | 6-3 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:d983ee6ee3a5da7f5392faea66e759566faf36503d51596d7d92d01d57fc5dd5/j-potier-vs-j-borowiak |
| 1981-07-25 | L | B. Taroczy | Hilversum | ATP 250 | QF | Clay | 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:c9d91260d139483c6c7221b5d0b34bdc7a2684c81ddd7dd54b1cdb0aeba57009/b-taroczy-vs-j-borowiak |
| 1981-07-24 | W | G. Aubone | Hilversum | ATP 250 | R16 | Clay | 6-2 6-2 | https://tennis-db.com/matches/sackmann_atp:a82a4a432406895b093c2937ae3c548e1c3619d63d62ef67eed4f804c147acd1/j-borowiak-vs-g-aubone |
| 1981-07-23 | W | E. Wilborts | Hilversum | ATP 250 | R32 | Clay | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:8fd0e9616c102114b568cde1fbbca67c32a559454732fc59d47339637de6f823/j-borowiak-vs-e-wilborts |
| 1981-07-16 | L | Andrew Pattison | Stuttgart Outdoor | ATP 250 | R32 | Clay | 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:e6419262729a3d9e9dd8fe50471691b311937186d419450f0374045b705f6cdc/andrew-pattison-vs-j-borowiak |
| 1981-07-09 | L | H. Gunthardt | Gstaad | ATP 250 | R32 | Clay | 3-6 6-7 | https://tennis-db.com/matches/sackmann_atp:ea7cfc0dfefb2713afbe5b91648e9c2d95c1e19ce944d89ef0f218e8f2fa47a6/h-gunthardt-vs-j-borowiak |
| 1981-07-01 | L | Peter Mcnamara | Wimbledon | Grand Slam | R16 | Grass | 6-7 0-6 6-7 | https://tennis-db.com/matches/sackmann_atp:8869fe2fdb3c59a3375f4191601fa26063fb20323846d57050beac461d515126/peter-mcnamara-vs-j-borowiak |
| 1981-06-28 | W | Tim Gullikson | Wimbledon | Grand Slam | R32 | Grass | 6-3 7-6 4-6 6-3 | https://tennis-db.com/matches/sackmann_atp:9fe2f10b6f1f986bfe60da1bf2366568e52f5b67f9d433020a03c3a0b9d517ec/j-borowiak-vs-tim-gullikson |
| 1981-06-26 | W | B. Gottfried | Wimbledon | Grand Slam | R64 | Grass | 6-4 7-6 6-4 | https://tennis-db.com/matches/sackmann_atp:85dc4c8ab047a2551db1b0f1282eee63a2ca883b28353215af8ff5f2451056b2/j-borowiak-vs-b-gottfried |
| 1981-06-24 | W | Erik Van Dillen | Wimbledon | Grand Slam | R128 | Grass | 6-2 6-4 4-6 6-2 | https://tennis-db.com/matches/sackmann_atp:17ce85ee4fe3510ece165dd1f461ee831fcbf23c0afd1f3aa911c94340a82b8c/j-borowiak-vs-erik-van-dillen |
| 1981-06-10 | L | P. Dent | Queen's Club | ATP 250 | R64 | Grass | 2-6 4-6 | https://tennis-db.com/matches/sackmann_atp:4ae34ed1c4a2456b039b2ebd38e3dacfcb8954734e4a070f2f5974ed7d1b7972/p-dent-vs-j-borowiak |
| 1981-03-26 | L | H. Pfister | Napa | ATP 250 | R32 | Hard | 0-6 7-6 3-6 | https://tennis-db.com/matches/sackmann_atp:29ed040a1ded78dd197edf8cb23b2ee7243abd92e1d4b7749962df102abd7daa/h-pfister-vs-j-borowiak |
| 1981-03-15 | L | M. Purcell | Tampa | ATP 250 | F | Hard | 6-4 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:b46ef11640576c75eb7f839ad116b22f3b5cf1746063dd8ed1a9d8fcd5361c1d/m-purcell-vs-j-borowiak |
| 1981-03-14 | W | B. Walts | Tampa | ATP 250 | SF | Hard | 7-6 6-3 | https://tennis-db.com/matches/sackmann_atp:b644f5b44ff5a322d95dd51f82f3b47567853e3972f2b2438767d3bd7e31d65e/j-borowiak-vs-b-walts |
| 1981-03-14 | W | Robert Vant Hof | Tampa | ATP 250 | QF | Hard | 7-6 6-3 | https://tennis-db.com/matches/sackmann_atp:cdccc9f71cd83e9a5fab40f39c44be2ab0c732eb229baf9e09db69fce747056c/j-borowiak-vs-robert-vant-hof |
| 1981-03-13 | W | R. Fagel | Tampa | ATP 250 | R16 | Hard | 6-3 6-2 | https://tennis-db.com/matches/sackmann_atp:d6f4f97f0bb9382d89eb9171027e76d1f53973db67b0b855ea0824a403ef0764/j-borowiak-vs-r-fagel |
| 1981-03-12 | W | B. Martin | Tampa | ATP 250 | R32 | Hard | 6-7 6-3 7-5 | https://tennis-db.com/matches/sackmann_atp:a09f49455b57f8135dc17792a48a1365cab9466974de38bb98f376375654945e/j-borowiak-vs-b-martin |
| 1981-02-27 | L | T. Moor | Memphis | ATP 250 | R16 | Carpet | 2-6 6-3 3-6 | https://tennis-db.com/matches/sackmann_atp:645ec7dcdb6a176046f8eb141ee370b94ada21d32b099889b3fd04cb9a5a42a1/t-moor-vs-j-borowiak |
| 1981-02-26 | W | B. Gottfried | Memphis | ATP 250 | R32 | Carpet | 7-5 6-4 | https://tennis-db.com/matches/sackmann_atp:1b24f7f1ba857503dd90c43cb7108872c7a2c5ba863b0a768e596d08e78f256c/j-borowiak-vs-b-gottfried |
| 1981-01-29 | L | V. Amaya | Philadelphia | ATP 250 | R32 | Carpet | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:87d4d966c65c0f9753cbf7aa3a64356f2cb6d222d15e97a4c618d21d5e95ea8c/v-amaya-vs-j-borowiak |
| 1981-01-22 | L | C. Mayotte | San Juan | ATP 250 | R32 | Hard | 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:1a0aa1152f902e236f513b82bdd278f91419c0c266cb94664ddd08f10ed9ea18/c-mayotte-vs-j-borowiak |
| 1980-11-22 | L | P. Bertolucci | Bologna | ATP 250 | QF | Carpet | 5-7 6-4 3-6 | https://tennis-db.com/matches/sackmann_atp:84adda0b79b7a479641785923278448e9ddd27c30c15c162aedd9bd55e3316db/p-bertolucci-vs-j-borowiak |
| 1980-11-21 | W | B. Mitton | Bologna | ATP 250 | R16 | Carpet | 6-2 6-0 | https://tennis-db.com/matches/sackmann_atp:74c5b01d51020eba3e56ad68e9ce20dd9ce72e84ac86062ef96f1ac03b5b90cd/j-borowiak-vs-b-mitton |
| 1980-11-20 | W | J. Caujolle | Bologna | ATP 250 | R32 | Carpet | 6-1 7-6 | https://tennis-db.com/matches/sackmann_atp:bf2af6b33a183cc91111922d7bcd1b93191bb29b1a632204284926271bbbe756/j-borowiak-vs-j-caujolle |
| 1980-10-30 | L | Bob Lutz | Cologne | ATP 250 | R32 | Hard | 5-7 0-2 RET | https://tennis-db.com/matches/sackmann_atp:c9be1a5b4fcc74358323d96032d1975836c625a6290b93b4c852e8d184acdedb/bob-lutz-vs-j-borowiak |
| 1980-10-03 | L | B. Mitton | Maui | ATP 250 | R16 | Hard | 6-7 5-7 | https://tennis-db.com/matches/sackmann_atp:d0439d4d6fc813d419249220a5c41a4d560191f0737132b234e0dde8a0cd2041/b-mitton-vs-j-borowiak |
| 1980-10-02 | W | V. Amaya | Maui | ATP 250 | R32 | Hard | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:16fefbd8cff07a7310490af65d1587784a1c8766ff10766573a16ecb66e5e8d7/j-borowiak-vs-v-amaya |
| 1980-09-24 | L | Sherwood Stewart | San Francisco | ATP 250 | R64 | Carpet | 6-2 5-7 4-6 | https://tennis-db.com/matches/sackmann_atp:17aa5d828039acfcb0a64d9149c9a5ad1c6d6fa1c5407872c168a92d2f240a06/sherwood-stewart-vs-j-borowiak |
| 1980-08-23 | L | Ivan Lendl | Cincinnati | Masters 1000 | R16 | Hard | 6-4 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:ccc17df00be13285f5cf56d9c653054f3d50f7363043c56f94e7b6bb6e2d9ca2/ivan-lendl-vs-j-borowiak |
| 1980-08-21 | W | B. Scanlon | Cincinnati | Masters 1000 | R32 | Hard | 4-6 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:da780efab6318c8461b654b4068e83f3abe75f435fb2a26a43ca545a0b7d7fdb/j-borowiak-vs-b-scanlon |
| 1980-08-20 | W | T. Okker | Cincinnati | Masters 1000 | R64 | Hard | 7-5 6-2 | https://tennis-db.com/matches/sackmann_atp:d3693703eacb658c46691a45aab30e8ca40cde63cb25921042f17eebf0ac87ae/j-borowiak-vs-t-okker |
| 1979-08-30 | L | R. Moore | US Open | Grand Slam | R128 | Hard | 3-4 RET | https://tennis-db.com/matches/sackmann_atp:fc7f08ecee788ed2f18d06e2da54eb7297e1a50c0164e2776ecc2cf8c2f586f9/r-moore-vs-j-borowiak |
| 1979-08-22 | L | John Lloyd | Boston | ATP 250 | R64 | Clay | 6-7 4-6 | https://tennis-db.com/matches/sackmann_atp:771b1c895b9d2626b3d98b85e97837d4a50504536d536db7e71d34277aae81c9/john-lloyd-vs-j-borowiak |
| 1979-07-25 | L | T. Moor | Louisville | ATP 250 | R64 | Hard | 6-3 1-6 6-7 | https://tennis-db.com/matches/sackmann_atp:3c81c26b0aa7d4edfaaff99798c1b513b07783f135268c44e6b4b0d93005a933/t-moor-vs-j-borowiak |
| 1979-07-13 | L | H. Gunthardt | Gstaad | ATP 250 | R16 | Clay | 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:68775efc141e43160a2f4de4c257f5239ac448e0f567da6eb60fda733e2b0f96/h-gunthardt-vs-j-borowiak |
| 1979-07-12 | W | E. Iskersky | Gstaad | ATP 250 | R32 | Clay | 6-1 6-1 | https://tennis-db.com/matches/sackmann_atp:50a6372d5944d56c612c7641e179af364f265ee5b189dfb6ae8b5e134f91300a/j-borowiak-vs-e-iskersky |
| 1979-06-29 | L | B. Gottfried | Wimbledon | Grand Slam | R64 | Grass | 6-7 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:dec55c87a0de33a0d904581e9a625417412744c34a19475d998c0ee11e69db3a/b-gottfried-vs-j-borowiak |
| 1979-06-27 | W | Paul Kronk | Wimbledon | Grand Slam | R128 | Grass | 6-2 6-2 6-4 | https://tennis-db.com/matches/sackmann_atp:423128e57e003903c129f9a53e6f15f1d1c77c002c54d635664a4d9a5e312c08/j-borowiak-vs-paul-kronk |
| 1979-06-01 | L | Tim Gullikson | Roland Garros | Grand Slam | R64 | Clay | 3-6 7-6 6-7 7-6 2-6 | https://tennis-db.com/matches/sackmann_atp:cf17a54a3307daa5566b84cf9b0e86f0cd9c232f741f7eb00b20063166d5c015/tim-gullikson-vs-j-borowiak |
| 1979-05-30 | W | H. Kary | Roland Garros | Grand Slam | R128 | Clay | 6-4 3-6 2-6 6-2 6-3 | https://tennis-db.com/matches/sackmann_atp:18cf16f5ef7ad168a2cc6cbc7790092871587058861caf32b0822584e935e133/j-borowiak-vs-h-kary |
| 1979-05-23 | L | B. Mottram | Rome | Masters 1000 | R64 | Clay | 6-3 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:4ab6448d0c77b952007af12f91df54c5a8d9357c35d984c01b6b0a65a94fb694/b-mottram-vs-j-borowiak |
| 1979-05-16 | L | M. Orantes | Hamburg | ATP 250 | R64 | Clay | 6-7 1-6 | https://tennis-db.com/matches/sackmann_atp:1d15d68158a5ae3713e928ae1b15e7ad6ed261354bb60f65ed7fcabb7e0b98a5/m-orantes-vs-j-borowiak |
| 1979-04-19 | L | J. Fillol | San Jose | ATP 250 | R32 | Carpet | 2-6 4-6 | https://tennis-db.com/matches/sackmann_atp:0f9bc2f1df2cda95ecbec6692c203463778e981e9cc904030809f166016d43ab/j-fillol-vs-j-borowiak |
| 1979-03-22 | L | Tom Gullikson | New Orleans | ATP 250 | R32 | Carpet | 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:17b14f766432bdfb97d1c75d69f1731acf3fadb9ad9ab049e3758516ceeddf22/tom-gullikson-vs-j-borowiak |
| 1979-03-17 | L | A. Ashe | Washington Indoor | ATP 250 | QF | Carpet | 1-6 6-3 3-6 | https://tennis-db.com/matches/sackmann_atp:b854ca38ebc5b82c1a68ce79cd29dec2c7a715142b29e639a06ecf3003a3689b/a-ashe-vs-j-borowiak |
| 1979-03-16 | W | M. Cahill | Washington Indoor | ATP 250 | R16 | Carpet | 6-4 7-6 | https://tennis-db.com/matches/sackmann_atp:e4c13f861a80986f79c6fb16c9e301ae8eaf09cba9e69c7ca1ca0889e832bddb/j-borowiak-vs-m-cahill |
| 1979-03-15 | W | R. Ramirez | Washington Indoor | ATP 250 | R32 | Carpet | 6-1 3-6 6-4 | https://tennis-db.com/matches/sackmann_atp:ed7a4ed762e61bc5331119b358b4b738417c6be6daa184e9c5d1d0420c4c0623/j-borowiak-vs-r-ramirez |
| 1979-03-01 | L | Tim Gullikson | Memphis | ATP 250 | R32 | Carpet | 2-6 6-2 6-7 | https://tennis-db.com/matches/sackmann_atp:1544bc76d84142127ad8859c56ae9e2fe66e0cbf4b5a3b3f890a0e5f13b059e9/tim-gullikson-vs-j-borowiak |
| 1979-02-14 | L | G. Mayer | Rancho Mirage | ATP 250 | R64 | Hard | 2-6 2-6 | https://tennis-db.com/matches/sackmann_atp:9060ebe19c3f99df51a01ed8e4f957ddf62b9c6d59d151e545101be655d33999/g-mayer-vs-j-borowiak |
| 1978-12-07 | L | Tom Gullikson | Johannesburg | ATP 250 | R32 | Hard | 2-6 4-6 | https://tennis-db.com/matches/sackmann_atp:b16c1004e28ce3d9e2e8234554a353f8eacd41b6d22d4e894cd031aa755e6979/tom-gullikson-vs-j-borowiak |
| 1978-11-23 | L | P. Feigl | Manila | ATP 250 | R32 | Clay | 4-6 6-4 4-6 | https://tennis-db.com/matches/sackmann_atp:e05d13458e74857eb51a65ee1b7c13ee0df315aa4d051a1575709a484ff7a4af/p-feigl-vs-j-borowiak |
| 1978-11-16 | L | P. Portes | Taipei | ATP 250 | R32 | Carpet | 6-2 4-6 2-6 | https://tennis-db.com/matches/sackmann_atp:fa466bfe12e9b7d31e20cda55b21c45df5c893e5a16c4f55fd8c3cc704fe159b/p-portes-vs-j-borowiak |
| 1978-11-16 | L | B. Teacher | Hong Kong | ATP 250 | R32 | Hard | 2-6 6-7 | https://tennis-db.com/matches/sackmann_atp:20e05bfdce083fb7e890311f9a498ac13087233645c0b71cc16804d86a2b144b/b-teacher-vs-j-borowiak |
| 1978-11-03 | L | B. Teacher | Tokyo Indoor | ATP 250 | R32 | Carpet | 7-6 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:c1cea32f49219c6d66c88500af1461689814dc021d083814b78927845bcfd6bf/b-teacher-vs-j-borowiak |
| 1978-10-05 | L | G. Mayer | Maui | ATP 250 | R32 | Hard | 4-6 2-6 | https://tennis-db.com/matches/sackmann_atp:1e70e456e836e803441a67a4357c815d5f2b20917bdcf6a614aae6014d440ae6/g-mayer-vs-j-borowiak |
| 1978-09-28 | L | R. Tanner | San Francisco | ATP 250 | R32 | Carpet | 3-6 2-6 | https://tennis-db.com/matches/sackmann_atp:a80e2b671a0ccd11878e3b4f2e0bc35fa16f50f85c13e235d4f340c642b88c3c/r-tanner-vs-j-borowiak |
| 1978-09-27 | W | Jerry Van Linge | San Francisco | ATP 250 | R64 | Carpet | 6-2 6-3 | https://tennis-db.com/matches/sackmann_atp:554a4e4810873d969d41d517305e3c452686e2e5e1a366c09e4f20f899246a23/j-borowiak-vs-jerry-van-linge |
| 1978-09-20 | L | P. Fleming | Los Angeles | ATP 250 | R64 | Carpet | 3-4 RET | https://tennis-db.com/matches/sackmann_atp:2a205cdd945854009d4ba43807053a42baefff1e4553a1a69dcf160ad5de863d/p-fleming-vs-j-borowiak |
| 1978-09-02 | L | G. Ocleppo | US Open | Grand Slam | R64 | Hard | 4-6 0-6 | https://tennis-db.com/matches/sackmann_atp:541c71ab53dfc3a831b3ad82effaf26807f72d44e7958eb8ce3df642123710a0/g-ocleppo-vs-j-borowiak |
| 1978-08-31 | W | M. Lara | US Open | Grand Slam | R128 | Hard | 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:8cb789a141ec79cad5fd6e133bf43b4df4bea40d803ad2121280b6b63cf841bb/j-borowiak-vs-m-lara |
| 1978-08-19 | L | C. Lewis | Montreal / Toronto | Masters 1000 | R16 | Clay | 6-2 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:52654766bc554c005629934c5ec9a7c4c61f4733ebf6d6854ed4e96ddf52f251/c-lewis-vs-j-borowiak |
| 1978-08-17 | W | J. Alexander | Montreal / Toronto | Masters 1000 | R32 | Clay | 5-7 6-4 7-5 | https://tennis-db.com/matches/sackmann_atp:541ca1b91bd06183b8ebae0ca0a699c0fb6ba085072eb680ddb2744ff74c6234/j-borowiak-vs-j-alexander |
| 1978-08-07 | L | M. Orantes | Indianapolis | ATP 250 | QF | Clay | 2-6 1-6 | https://tennis-db.com/matches/sackmann_atp:5c07c5ff10c9c0319d29961e7c16344511c0dc76b15419551c5a006b5e67b800/m-orantes-vs-j-borowiak |
| 1978-08-07 | W | Z. Guerry | Indianapolis | ATP 250 | R16 | Clay | 5-7 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:478de2be49d97e13661ec242d9450add1f63f8fcb8af6c1a2ba7175541327d1a/j-borowiak-vs-z-guerry |
| 1978-08-07 | W | Hans Gildemeister | Indianapolis | ATP 250 | R32 | Clay | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:85bbde8feeef619874f0fb161e173e8138b45dd54e2464f3ed519493b9149a38/j-borowiak-vs-hans-gildemeister |
| 1978-08-07 | W | B. Nichols | Indianapolis | ATP 250 | R64 | Clay | 4-6 7-6 6-0 | https://tennis-db.com/matches/sackmann_atp:244a6a2e47106f919d950f644228f6f7940794aaaa79d43ed6b03d2c8cd83751/j-borowiak-vs-b-nichols |
| 1978-08-04 | L | G. Vilas | South Orange | ATP 250 | QF | Clay | 4-6 6-3 2-6 | https://tennis-db.com/matches/sackmann_atp:151fdbe392edc2dff3cf846d7c39fc709c8df04d0a1ad97ff5c8e986fc5041c7/g-vilas-vs-j-borowiak |
| 1978-08-03 | W | P. McNamee | South Orange | ATP 250 | R16 | Clay | W/O | https://tennis-db.com/matches/sackmann_atp:c61abf6cea9e7b30242cd1369074510135d5dfcb7732c682f003d6a303300eb6/j-borowiak-vs-p-mcnamee |
| 1978-08-02 | W | F. Buehning | South Orange | ATP 250 | R32 | Clay | 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:5af113a930a81e0149a8b61d4346d781a5aca92ded4720dc1dddc56e4d137179/j-borowiak-vs-f-buehning |
| 1978-07-15 | L | G. Vilas | Gstaad | ATP 250 | SF | Clay | 3-6 3-6 6-4 6-7 | https://tennis-db.com/matches/sackmann_atp:ce8c9156b83528ce5480a7a65808ea8b972babb069f3d26bc64350bcfdb59ab8/g-vilas-vs-j-borowiak |
| 1978-07-15 | W | B. Prajoux | Gstaad | ATP 250 | QF | Clay | 7-6 6-4 | https://tennis-db.com/matches/sackmann_atp:0d49fea012d51334ae4fe584a3eec106e32fd92713c5f4ec35f8034feadbc80a/j-borowiak-vs-b-prajoux |
| 1978-07-14 | W | L. Sanders | Gstaad | ATP 250 | R16 | Clay | 7-6 6-2 | https://tennis-db.com/matches/sackmann_atp:e8c4fff74c7ca107c4b9419cc43afdc8966c5fcce683c45c9850ffc9d5fb85b6/j-borowiak-vs-l-sanders |
| 1978-07-13 | W | J. Caujolle | Gstaad | ATP 250 | R32 | Clay | 6-1 6-2 | https://tennis-db.com/matches/sackmann_atp:9124ad363054ba5125a9b690bdf87782449fc5866b2b9b6a8602eea6166df3cb/j-borowiak-vs-j-caujolle |
| 1978-06-28 | L | B. Martin | Wimbledon | Grand Slam | R128 | Grass | 7-5 4-6 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:75873cfec04c19e8e4c98f71e3771339648f4b3c8f0e20b0a08b308eaf7df9bb/b-martin-vs-j-borowiak |
| 1978-06-21 | L | T. Moor | Queen's Club | ATP 250 | R64 | Grass | 5-7 4-6 | https://tennis-db.com/matches/sackmann_atp:a7f124cb9e52ebb235b03dca3c654a51187a571c0af664b732a28d4977da1108/t-moor-vs-j-borowiak |
| 1978-06-20 | L | V. Pecci | Birmingham | ATP 250 | R64 | Grass | 4-6 2-6 | https://tennis-db.com/matches/sackmann_atp:528d548f76e7bffbc219b42ddabe689c52eccaac5085fc17f2dc4a4433b94103/v-pecci-vs-j-borowiak |
| 1978-06-04 | L | Tim Gullikson | Roland Garros | Grand Slam | R32 | Clay | 2-6 6-7 2-6 | https://tennis-db.com/matches/sackmann_atp:3f8277dce5738ef59c32d2634f08f179e339eb9c3fb1f04e25b3eb1ab6a22fda/tim-gullikson-vs-j-borowiak |
| 1978-06-02 | W | A. Panatta | Roland Garros | Grand Slam | R64 | Clay | 5-7 6-1 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:d2fe47fb03cf349e9fbd38a7ba377e31b1c68f32d0f33c99820fb5403845bbbb/j-borowiak-vs-a-panatta |
| 1978-05-31 | W | C. Freyss | Roland Garros | Grand Slam | R128 | Clay | 7-5 6-4 6-0 | https://tennis-db.com/matches/sackmann_atp:2426fcd8bfb18ed0ae8fc6e2565f59ef05a6e0aee9aa49c5bd294bb15dc7ef9e/j-borowiak-vs-c-freyss |
| 1978-05-24 | L | E. Dibbs | Rome | Masters 1000 | R64 | Clay | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:78f2b154e585b50a399ddd5c41b7f8c6f06b47969e275bcbbcf2706ba8a6bcc2/e-dibbs-vs-j-borowiak |
| 1978-05-17 | L | R. Lewis | Hamburg | ATP 250 | R64 | Clay | 3-6 6-1 2-6 | https://tennis-db.com/matches/sackmann_atp:ee0eba63356ea85b2cc629cc7634757b63ddd96b7c4281d34b8ce660be733807/r-lewis-vs-j-borowiak |
| 1978-04-27 | L | John Lloyd | Las Vegas | ATP 250 | R32 | Hard | 2-6 2-6 | https://tennis-db.com/matches/sackmann_atp:29d9af803bfcea44829add8e386b3aa1dc27a78ff7f703bee73b331fe0adc873/john-lloyd-vs-j-borowiak |
| 1978-04-22 | L | B. Gottfried | Houston Wct | ATP 250 | QF | Clay | 6-7 2-6 | https://tennis-db.com/matches/sackmann_atp:d8e77452c0b5a5cbc133cad8da656972d2a2d720e3ccdb02c86e01a1d71e3210/b-gottfried-vs-j-borowiak |
| 1978-04-21 | W | D. Stockton | Houston Wct | ATP 250 | R16 | Clay | 7-5 6-4 | https://tennis-db.com/matches/sackmann_atp:5e1e61c24d127b583d5e5bdfc40e3051156d4817f5a19c3e50ef701e5c4487ad/j-borowiak-vs-d-stockton |
| 1978-04-20 | W | B. Teacher | Houston Wct | ATP 250 | R32 | Clay | 7-5 6-3 | https://tennis-db.com/matches/sackmann_atp:3f3cbd23ec5a034478505e81ecc9f0f5470f9e9117998dbdb9e952a8dedd3249/j-borowiak-vs-b-teacher |
| 1978-03-25 | L | H. Solomon | Las Vegas | ATP 250 | QF | Carpet | 4-6 2-6 | https://tennis-db.com/matches/sackmann_atp:6551372c1bb999589eb01b27966d1797bff2adc4dd192e8c5643980762960643/h-solomon-vs-j-borowiak |
| 1978-03-24 | W | J. Connors | Las Vegas | ATP 250 | R16 | Carpet | 6-3 6-0 | https://tennis-db.com/matches/sackmann_atp:bc931df21a9a06e41332b1cdd56e57bfec5562f8a8a890777d0b7dd1da9f669d/j-borowiak-vs-j-connors |
| 1978-03-16 | L | E. Dibbs | Washington Indoor | ATP 250 | R32 | Carpet | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:fd9b87f39bbb0bf01012066624ec823161bccb2827a757c78c40e6613024a3a7/e-dibbs-vs-j-borowiak |
| 1978-02-02 | L | Z. Franulovic | Richmond Wct | ATP 250 | R32 | Carpet | 2-6 1-5 RET | https://tennis-db.com/matches/sackmann_atp:042545e777e80916b74f61846ae628707384a023671b1793accfb9d338d3cda2/z-franulovic-vs-j-borowiak |
| 1978-01-26 | L | V. Gerulaitis | Philadelphia Wct | ATP 250 | R32 | Carpet | 1-6 1-6 | https://tennis-db.com/matches/sackmann_atp:2a292a46d4263b8629eb6a0b3476b0bef70485305cd0b5fe3dc798988ac3e516/v-gerulaitis-vs-j-borowiak |
| 1977-12-01 | L | R. Moore | Johannesburg Wct | ATP 250 | R32 | Hard | 1-6 5-7 | https://tennis-db.com/matches/sackmann_atp:4cdc64e1e43bd463c4a4470bd795588a29d1e5e61045fd477b8aa20be59f99cb/r-moore-vs-j-borowiak |
| 1977-11-17 | L | B. Gottfried | Wembley | ATP 250 | R32 | Hard | 3-6 2-6 | https://tennis-db.com/matches/sackmann_atp:41310337e8349509dd0ef4b34bf06d7879a85c0505e3ec5a0d256211245d17cc/b-gottfried-vs-j-borowiak |
| 1977-11-08 | L | K. Johansson | Stockholm | ATP 250 | R64 | Hard | 6-2 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:467264452b5084ca89e6f008d3bff9f031011d6bcadf8ab38a654558f91eb315/k-johansson-vs-j-borowiak |
| 1977-11-05 | L | C. Barazzutti | Paris Indoor | ATP 250 | SF | Hard | 4-6 6-7 1-6 | https://tennis-db.com/matches/sackmann_atp:58d5c3d6e5f8324970f614c7934e607a3f339b1f97890d4095f2407416867999/c-barazzutti-vs-j-borowiak |
| 1977-11-05 | W | B. Bertram | Paris Indoor | ATP 250 | QF | Hard | 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:00f73e70c3f2e0e938a0abeb1e712b84305d752c8c667698d91078e88b31c6c1/j-borowiak-vs-b-bertram |
| 1977-11-04 | W | R. Fisher | Paris Indoor | ATP 250 | R16 | Hard | 6-2 6-3 | https://tennis-db.com/matches/sackmann_atp:75d6a6756fcc11d0d8acb92509aacc9d561eb4a9cfa074f43d0e79e8b3f74dfe/j-borowiak-vs-r-fisher |
| 1977-11-03 | W | D. Palm | Paris Indoor | ATP 250 | R32 | Hard | 1-6 6-3 6-2 | https://tennis-db.com/matches/sackmann_atp:aeba416f3f9b1e8e9cff6251cb8da6c438a575332f4135b926ce809432b11d1c/j-borowiak-vs-d-palm |
| 1977-10-30 | L | Erik Van Dillen | Basel | ATP 250 | QF | Carpet | 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:98155667848a52df0355bbc2e0de8bf2200ba08f055f0837a6417700328c4c5f/erik-van-dillen-vs-j-borowiak |
| 1977-10-29 | W | B. Martin | Basel | ATP 250 | R16 | Carpet | 6-3 6-7 6-4 | https://tennis-db.com/matches/sackmann_atp:ed08b22600dc125d06b7464b73f75f1fbdc34faadb7f17946495b2bbcb9c2b99/j-borowiak-vs-b-martin |
| 1977-10-28 | W | T. Waltke | Basel | ATP 250 | R32 | Carpet | 6-0 6-0 | https://tennis-db.com/matches/sackmann_atp:661e2ab37cdf6f9272cc67de36ef24a6f83f0cfb4d40a147560783479bd33ca0/j-borowiak-vs-t-waltke |
| 1977-09-28 | L | T. Gorman | San Francisco | ATP 250 | R64 | Carpet | 6-1 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:3c0246473929242e7e2e84bee2a128170a48d38961a56ea1514ee2dc29d5d3d8/t-gorman-vs-j-borowiak |
| 1977-09-22 | L | T. Leonard | Los Angeles | ATP 250 | R32 | Hard | 6-7 6-7 | https://tennis-db.com/matches/sackmann_atp:8a0171dd4a6f7aaf1c113e8d93b1f0276b76bacf4dee5d2264febfe7a31ca5c8/t-leonard-vs-j-borowiak |
| 1977-09-21 | W | J. Palm | Los Angeles | ATP 250 | R64 | Hard | 6-2 6-3 | https://tennis-db.com/matches/sackmann_atp:335e44fdd7cfd92bff8039054972c9ee7ab0a3ae7f1499a3a490590d62656f04/j-borowiak-vs-j-palm |
| 1977-09-02 | L | W. Prinsloo | US Open | Grand Slam | R128 | Clay | 6-3 6-7 1-6 | https://tennis-db.com/matches/sackmann_atp:cc77ccaffdbdc951dbbff0320d1fdca3ea8ef2899bb853e2a871e0e6e19fe305/w-prinsloo-vs-j-borowiak |
| 1977-08-23 | W | J. Fillol | Toronto | Masters 1000 | F | Clay | 6-0 6-1 | https://tennis-db.com/matches/sackmann_atp:5023a8bf9c99d83a042634f238b5098baa66f9e44808ea7b2465990f677f361d/j-borowiak-vs-j-fillol |
| 1977-08-22 | W | J. Alexander | Toronto | Masters 1000 | SF | Clay | 6-4 3-6 7-6 | https://tennis-db.com/matches/sackmann_atp:42d0c0491592fa0f2df294d736638786eae12b4bef571d6ada7f8fc72c0fea5d/j-borowiak-vs-j-alexander |
| 1977-08-22 | W | R. Cano | Toronto | Masters 1000 | QF | Clay | 6-2 6-1 | https://tennis-db.com/matches/sackmann_atp:1de3c93285a8eb4e2a41c133d07a8ed68cc71b31bf7ae7df8a785131d0990067/j-borowiak-vs-r-cano |

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Canonical URL: https://tennis-db.com/players/4429258/j-borowiak/matches
Data source: TennisDB (tennis-db.com)