H2H data updated: 2026-07-18 02:15 UTC
Jeff Borowiak vs Peter Rennert H2H: 2-0
Jeff Borowiak holds a 2–0 lead over Peter Rennert in their ATP head-to-head. Across 2 main-draw meetings, Jeff Borowiak leads 1–0 on grass and 1–0 on hard courts. Most recently, Jeff Borowiak won the 1983 La Quinta second round 7-6 6-1.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
USA
Age 76
Right-Handed
193 cm / 6'4"
H2H
2
–
0
2 main draw meetings
USA
Age 67
Left-Handed
185 cm / 6'1"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Feb 23, 1983* | La Quinta | ATP 250 | R64 | Hard | Jeff Borowiak | 7-6 6-1 | Peter Rennert | Match data |
| Dec 8, 1982* | Australian Open | Grand Slam | R32 | Grass | Jeff Borowiak | 7-6 6-1 | Peter Rennert | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jeff Borowiak | #920 | #20 | 0 | 1,941 | 289 | 305 | 48.7% | 0 | 1 | 0 | 0 | 4 | 5 |
| Peter Rennert | #806 | #40 | 0 | 1,770 | 49 | 60 | 45.0% | 0 | 0 | 0 | 0 | 0 | 0 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Jeff Borowiak | Peter Rennert | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | 1968 | 6–10 | 37.5% | — | 1,471 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 1969 | 3–2 | 60.0% | — | 1,512 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 1970 | 6–7 | 46.2% | — | 1,566 | 0 | 0 | 1979 | 5–6 | 45.5% | #60 | 1,551 | 0 | 0 |
| 21 | 1971 | 26–20 | 56.5% | — | 1,782 | 0 | 0 | 1980 | 18–16 | 52.9% | #63 | 1,732 | 0 | 0 |
| 22 | 1972 | 20–28 | 41.7% | — | 1,828 | 0 | 0 | 1981 | 10–14 | 41.7% | #58 | 1,690 | 0 | 0 |
| 23 | 1973 | 21–33 | 38.9% | #82 | 1,732 | 0 | 0 | 1982 | 13–17 | 43.3% | #96 | 1,640 | 0 | 0 |
| 24 | 1974 | 34–27 | 55.7% | #40 | 1,853 | 0 | 2 | 1983 | 3–5 | 37.5% | #115 | 1,637 | 0 | 0 |
| 25 | 1975 | 32–27 | 54.2% | #48 | 1,804 | 0 | 2 | 1984 | 0–2 | 0.0% | #434 | 1,608 | 0 | 0 |
| 26 | 1976 | 18–23 | 43.9% | #60 | 1,720 | 0 | 2 | — | — | — | — | — | — | — |
| 27 | 1977 | 45–23 | 66.2% | #25 | 1,812 | 0 | 5 | — | — | — | — | — | — | — |
| 28 | 1978 | 16–25 | 39.0% | #98 | 1,671 | 0 | 5 | — | — | — | — | — | — | — |
| 29 | 1979 | 5–13 | 27.8% | #125 | 1,614 | 0 | 5 | — | — | — | — | — | — | — |
| 30 | 1980 | 5–5 | 50.0% | #189 | 1,668 | 0 | 5 | — | — | — | — | — | — | — |
| 31 | 1981 | 18–19 | 48.6% | #52 | 1,763 | 0 | 5 | — | — | — | — | — | — | — |
| 32 | 1982 | 21–20 | 51.2% | #94 | 1,740 | 0 | 5 | — | — | — | — | — | — | — |
| 33 | 1983 | 13–19 | 40.6% | #98 | 1,651 | 0 | 5 | — | — | — | — | — | — | — |
| 34 | 1984 | 0–4 | 0.0% | #520 | 1,598 | 0 | 5 | — | — | — | — | — | — | — |