H2H data updated: 2026-10-21 00:00 UTC

Jeff Borowiak vs Hans Joachim Ploetz H2H: 2-0

Jeff Borowiak holds a 2–0 lead over Hans Joachim Ploetz in their ATP head-to-head. Across 2 main-draw meetings, Jeff Borowiak leads 2–0 on clay. Most recently, Jeff Borowiak won the 1976 Austrian Open Kitzbühel round of 64 6-4 6-1.

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Jeff Borowiak
USA Age 77 Right-Handed 193 cm / 6'4"
H2H
2 – 0
2 main-draw meetings
Hans Joachim Ploetz
GER Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Jeff Borowiak 6-4 6-1 Hans Joachim Ploetz Match data Jul 20, 1976* R64 Austrian Open Kitzbühel ATP 250 Clay
Jeff Borowiak #50 8-6 6-3 Hans Joachim Ploetz Match data Jul 10, 1975* R32 Swiss Open Gstaad ATP 250 Clay

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Jeff Borowiak #920 #20 0 1,958 290 303 48.9% 0 0 0 0 5 5
Hans Joachim Ploetz #281 #65 0 1,645 73 98 42.7% 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.

Jeff Borowiak Hans Joachim Ploetz
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 6–10 37.5% — 1,470 0 0 1968 15–12 55.6% — 1,523 0 0
1969 3–2 60.0% — 1,511 0 0 1969 18–16 52.9% — 1,600 0 0
1970 6–6 50.0% — 1,574 0 0 1970 12–18 40.0% — 1,596 0 0
1971 26–20 56.5% — 1,760 0 0 1971 2–5 28.6% — 1,559 0 0
1972 20–28 41.7% — 1,825 0 0 1972 2–5 28.6% — 1,526 0 0
1973 21–33 38.9% #82 1,732 0 0 1973 2–5 28.6% — 1,508 0 0
1974 34–26 56.7% #40 1,858 0 2 1974 5–9 35.7% #95 1,563 0 0
1975 31–26 54.4% #48 1,807 0 2 1975 15–18 45.5% #76 1,614 0 0
1976 18–23 43.9% #60 1,724 0 2 1976 2–10 16.7% #185 1,514 0 0
1977 47–24 66.2% #25 1,825 0 5 — — — — — — —
1978 16–25 39.0% #98 1,671 0 5 — — — — — — —
1979 5–13 27.8% #125 1,617 0 5 — — — — — — —
1980 5–5 50.0% #189 1,670 0 5 — — — — — — —
1981 18–19 48.6% #52 1,763 0 5 — — — — — — —
1982 21–20 51.2% #94 1,742 0 5 — — — — — — —
1983 13–19 40.6% #98 1,652 0 5 — — — — — — —
1984 0–4 0.0% #520 1,599 0 5 — — — — — — —

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Jeff Borowiak Hans Joachim Ploetz
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
1968 4 2 6 66.7% 1 2 3 33.3% 1 5 6 16.7% 0 1 1 0.0% 1968 5 4 9 55.6% 8 5 13 61.5% 0 2 2 0.0% 2 1 3 66.7%
1969 3 1 4 75.0% 0 1 1 0.0% — — — — — — — — 1969 4 4 8 50.0% 8 7 15 53.3% 3 2 5 60.0% 3 3 6 50.0%
1970 1 1 2 50.0% 2 2 4 50.0% 3 2 5 60.0% 0 1 1 0.0% 1970 0 3 3 0.0% 10 10 20 50.0% 2 2 4 50.0% 0 3 3 0.0%
1971 11 10 21 52.4% 6 5 11 54.5% 4 3 7 57.1% 5 2 7 71.4% 1971 — — — — 1 4 5 20.0% 1 1 2 50.0% — — — —
1972 9 9 18 50.0% 1 5 6 16.7% 0 1 1 0.0% 10 13 23 43.5% 1972 1 1 2 50.0% 0 1 1 0.0% 1 3 4 25.0% — — — —
1973 8 8 16 50.0% 9 12 21 42.9% 1 3 4 25.0% 3 10 13 23.1% 1973 — — — — 0 1 1 0.0% 2 4 6 33.3% — — — —
1974 9 9 18 50.0% 13 11 24 54.2% 2 3 5 40.0% 10 3 13 76.9% 1974 — — — — 5 8 13 38.5% 0 1 1 0.0% — — — —
1975 11 9 20 55.0% 8 10 18 44.4% 3 2 5 60.0% 9 5 14 64.3% 1975 — — — — 14 17 31 45.2% — — — — 1 1 2 50.0%
1976 3 3 6 50.0% 12 10 22 54.5% 0 2 2 0.0% 3 8 11 27.3% 1976 0 3 3 0.0% 2 6 8 25.0% 0 1 1 0.0% — — — —
1977 7 8 15 46.7% 19 5 24 79.2% 0 2 2 0.0% 21 9 30 70.0% — — — — — — — — — — — — — — — — —
1978 1 5 6 16.7% 13 9 22 59.1% 0 3 3 0.0% 2 8 10 20.0% — — — — — — — — — — — — — — — — —
1979 0 3 3 0.0% 2 5 7 28.6% 1 1 2 50.0% 2 4 6 33.3% — — — — — — — — — — — — — — — — —
1980 3 3 6 50.0% — — — — — — — — 2 2 4 50.0% — — — — — — — — — — — — — — — — —
1981 11 9 20 55.0% 2 3 5 40.0% 3 2 5 60.0% 2 5 7 28.6% — — — — — — — — — — — — — — — — —
1982 4 7 11 36.4% 4 3 7 57.1% 10 6 16 62.5% 3 4 7 42.9% — — — — — — — — — — — — — — — — —
1983 1 6 7 14.3% 7 5 12 58.3% 2 4 6 33.3% 3 4 7 42.9% — — — — — — — — — — — — — — — — —
1984 0 1 1 0.0% 0 2 2 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
Career 86 94 180 47.8% 99 90 189 52.4% 30 40 70 42.9% 75 79 154 48.7% Career 10 15 25 40.0% 48 59 107 44.9% 9 16 25 36.0% 6 8 14 42.9%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Jeff Borowiak Hans Joachim Ploetz
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
1968 1471 97.5 — — — — +106 +20 -42 37.8% -0.84 0–2 — — +0.39 1968 1524 101.0 — — — — +24 +27 — 46.0% -0.57 4–1 (80%) — — +0.30
1969 1512 107.1 — — — — +167 — — 50.0% +0.43 3–1 (75%) — — +0.31 1969 1601 114.3 — — — — -8 -13 -51 50.0% +0.09 7–5 (58%) — — +1.53
1970 1574 111.8 — — — — +80 -48 -75 50.0% -0.11 1–0 0–2 — -0.19 1970 1597 116.8 — — — — -108 +24 -49 37.7% -0.62 4–2 (67%) — — -0.08
1971 1761 131.5 — — — — +4 -150 -150 53.0% +0.15 10–5 (67%) 9–6 (60%) 110.0 -1.17 1971 1559 105.3 — — — — — +5 — 37.5% -1.58 0–1 0–1 — +0.29
1972 1826 149.5 — — — — +39 -235 — 43.2% -0.46 10–10 (50%) 9–10 (47%) 102.6 -7.30 1972 1527 106.3 — — — — — — +18 31.6% -1.37 1–2 (33%) 1–1 — +0.12
1973 1733 135.6 — — — — +28 -100 -173 43.0% -0.37 9–15 (38%) 7–10 (41%) 94.9 -4.55 1973 1509 106.9 — — — — — — +2 12.5% -2.37 — — — -0.48
1974 1858 146.2 — — — — +26 -113 -272 56.0% +0.23 8–10 (44%) 12–6 (67%) 105.3 -4.92 1974 1563 120.7 — — — — — +8 — 37.5% -0.82 3–2 (60%) 3–0 (100%) 105.8 -0.62
1975 1808 148.2 — — — — +64 -110 -178 53.6% +0.42 11–12 (48%) 5–9 (36%) 95.2 -5.88 1975 1615 117.5 — — — — — 0 — 44.7% -0.47 6–4 (60%) 4–5 (44%) 103.7 +3.27
1976 1725 143.3 — — — — +66 -7 — 47.9% -0.08 9–9 (50%) 6–8 (43%) 97.4 -2.54 1976 1515 102.4 — — — — -53 +33 — 22.6% -1.74 1–2 (33%) — — +0.60
1977 1825 151.8 — — — — -12 +74 — 61.0% +0.81 14–7 (67%) 9–9 (50%) 103.0 +0.48 — — — — — — — — — — — — — — — —
1978 1672 145.7 — — — — -11 +208 -147 43.0% -0.37 3–6 (33%) 4–4 (50%) 94.3 -3.12 — — — — — — — — — — — — — — — —
1979 1617 131.4 — — — — -18 +168 — 38.3% -0.58 2–5 (29%) 3–6 (33%) 96.1 -1.00 — — — — — — — — — — — — — — — —
1980 1671 131.2 — — — — -19 — — 59.1% +0.91 1–3 (25%) 1–1 — -0.33 — — — — — — — — — — — — — — — —
1981 1764 143.3 — — — — -10 -18 -91 48.9% -0.23 4–5 (44%) 10–10 (50%) 100.5 -1.40 — — — — — — — — — — — — — — — —
1982 1742 140.8 — — — — -6 -6 -10 53.5% +0.11 4–8 (33%) 9–8 (53%) 99.2 -2.10 — — — — — — — — — — — — — — — —
1983 1652 129.4 — — — — -39 +97 +56 43.8% -0.57 5–5 (50%) 9–4 (69%) 104.0 -1.80 — — — — — — — — — — — — — — — —
1984 1599 108.8 — — — — — — — 20.0% -1.60 0–2 0–1 — -0.33 — — — — — — — — — — — — — — — —
Career 1959 147.6 — — — — +19 -8 -86 49.7% -0.01 94–105 (47%) 93–94 (50%) 100.6 -6.03 Career 1645 115.7 — — — — -18 +10 -19 40.4% -0.69 26–19 (58%) 8–7 (53%) 108.8 +2.95

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.