Match log updated: 2026-05-28 18:14 UTC
J. Oncins — ATP Match Log
Main draw matches: 39 | W: 22 | L: 17 | Win %: 56.4%
| Date ↑ | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Jan 3, 1991* | Wellington | ATP 250 | R32 | Hard | MaliVai Washington | 6-1 1-6 7-6(4) | W | H2H | Match data |
| Jan 4, 1991* | Wellington | ATP 250 | R16 | Hard | L. Jonsson | 2-6 2-6 | L | H2H | Match data |
| Jan 16, 1991* | Australian Open | Grand Slam | R128 | Hard | J. Arbanas | 6-3 6-3 7-5 | W | H2H | Match data |
| Jan 18, 1991* | Australian Open | Grand Slam | R64 | Hard | N. Marques | 6-3 6-0 6-2 | W | H2H | Match data |
| Jan 20, 1991* | Australian Open | Grand Slam | R32 | Hard | Jim Courier | 3-6 1-6 1-6 | L | H2H | Match data |
| Feb 7, 1991* | Guaruja | ATP 250 | R32 | Hard | M. Menezes | 6-0 2-2 | W | H2H | Match data |
| Feb 8, 1991* | Guaruja | ATP 250 | R16 | Hard | Henrik Holm | 6-4 2-6 3-6 | L | H2H | Match data |
| Mar 16, 1991* | Miami Masters | Masters 1000 | R128 | Hard | A. Hombrecher | 6-3 6-3 | W | H2H | Match data |
| Mar 17, 1991* | Miami Masters | Masters 1000 | R64 | Hard | Juan Aguilera | 3-6 6-3 5-7 | L | H2H | Match data |
| May 2, 1991* | Madrid | ATP 250 | R32 | Clay | P. Baur | 6-3 6-1 | W | H2H | Match data |
| May 3, 1991* | Madrid | ATP 250 | R16 | Clay | M. Filippini | 2-6 6-3 6-7(1) | L | H2H | Match data |
| May 16, 1991* | Umag | ATP 250 | R32 | Clay | David Wheaton | 6-4 6-3 | W | H2H | Match data |
| May 17, 1991* | Umag | ATP 250 | R16 | Clay | B. Oresar | 4-6 6-4 3-6 | L | H2H | Match data |
| May 23, 1991* | Bologna | ATP 250 | R32 | Clay | Tomas Carbonell | 7-6(4) 6-2 | W | H2H | Match data |
| May 24, 1991* | Bologna | ATP 250 | R16 | Clay | M. Vajda | 6-2 6-2 | W | H2H | Match data |
| May 25, 1991* | Bologna | ATP 250 | QF | Clay | Jeff Tarango | 6-4 3-6 2-6 | L | H2H | Match data |
| May 29, 1991* | Roland Garros | Grand Slam | R128 | Clay | Javier Sanchez | 5-7 6-4 6-4 6-3 | W | H2H | Match data |
| May 31, 1991* | Roland Garros | Grand Slam | R64 | Clay | Wally Masur | 1-6 6-7(9) 5-7 | L | H2H | Match data |
| Jun 12, 1991* | Queen's Club | ATP 250 | R64 | Grass | A. Castle | 3-6 6-3 7-5 | W | H2H | Match data |
| Jun 13, 1991* | Queen's Club | ATP 250 | R32 | Grass | E. Jelen | 3-6 6-2 6-3 | W | H2H | Match data |
| Jun 14, 1991* | Queen's Club | ATP 250 | R16 | Grass | Anders Jarryd | 2-6 1-6 | L | H2H | Match data |
| Jun 26, 1991* | Wimbledon | Grand Slam | R128 | Grass | John McEnroe | 1-6 2-6 4-6 | L | H2H | Match data |
| Aug 14, 1991* | New Haven | ATP 250 | R64 | Hard | L. Herrera | 3-6 2-6 | L | H2H | Match data |
| Aug 22, 1991* | Long Island | ATP 250 | R32 | Hard | Omar Camporese | 2-6 2-6 | L | H2H | Match data |
| Aug 28, 1991* | US Open | Grand Slam | R128 | Hard | MaliVai Washington | 2-6 2-6 1-6 | L | H2H | Match data |
| Sep 12, 1991* | Geneva | ATP 250 | R32 | Clay | Juan Gisbert Jr | 6-4 7-5 | W | — | Match data |
| Sep 13, 1991* | Geneva | ATP 250 | R16 | Clay | C. Arriens | 7-5 5-7 7-5 | W | H2H | Match data |
| Sep 14, 1991* | Geneva | ATP 250 | QF | Clay | J. Arrese | 6-4 4-6 5-7 | L | H2H | Match data |
| Oct 24, 1991* | Guaruja | ATP 250 | R32 | Hard | Guillermo Perez-Roldan | 4-6 6-2 6-7(8) | L | H2H | Match data |
| Oct 31, 1991* | Buzios | ATP 250 | R32 | Hard | Jean-Philippe Fleurian | 7-6(2) 6-3 | W | H2H | Match data |
| Nov 1, 1991* | Buzios | ATP 250 | R16 | Hard | O. Delaitre | 7-6(5) 6-4 | W | H2H | Match data |
| Nov 2, 1991* | Buzios | ATP 250 | QF | Hard | M. Zoecke | 6-4 6-2 | W | H2H | Match data |
| Nov 2, 1991* | Buzios | ATP 250 | SF | Hard | F. Roig | 6-4 6-4 | W | H2H | Match data |
| Nov 3, 1991* | Buzios | ATP 250 | F | Hard | J. Arrese | 6-1 4-6 0-6 | L | H2H | Match data |
| Nov 7, 1991* | Sao Paulo | ATP 250 | R32 | Hard | M. Filippini | 7-5 6-2 | W | H2H | Match data |
| Nov 8, 1991* | Sao Paulo | ATP 250 | R16 | Hard | Tomas Carbonell | 6-7(6) 6-2 6-1 | W | H2H | Match data |
| Nov 9, 1991* | Sao Paulo | ATP 250 | QF | Hard | D. Marcelino | 6-3 7-6(6) | W | H2H | Match data |
| Nov 9, 1991* | Sao Paulo | ATP 250 | SF | Hard | Francisco Clavet | 6-4 6-3 | W | H2H | Match data |
| Nov 10, 1991* | Sao Paulo | ATP 250 | F | Hard | C. Miniussi | 6-2 3-6 4-6 | L | H2H | Match data |