H2H data updated: 2026-10-29 00:00 UTC

Petra Delhees Jauch vs Joyce Portman H2H: 0-1

Joyce Portman holds a 1–0 lead over Petra Delhees Jauch in their WTA head-to-head. Across 1 main-draw meeting, Joyce Portman leads 1–0 on clay. Most recently, Joyce Portman won the 1980 Indianapolis round of 64 6-3 6-3.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Petra Delhees Jauch
SUI
H2H
0 – 1
1 main-draw meetings
Joyce Portman
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Joyce Portman 6-3 6-3 Petra Delhees Jauch Match data Aug 6, 1980* R64 Indianapolis WTA 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
Petra Delhees Jauch — — — 1,719 69 91 43.1% 0 0 0 0 1 1
Joyce Portman — — — 1,650 17 30 36.2% 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.

Petra Delhees Jauch Joyce Portman
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1975 0–1 0.0% — 1,483 0 0 1978 0–1 0.0% — 1,484 0 0
1976 0–3 0.0% — 1,466 0 0 1979 1–1 50.0% — 1,504 0 0
1977 0–1 0.0% — 1,450 0 0 1980 6–9 40.0% — 1,520 0 0
1978 6–6 50.0% — 1,532 0 0 1981 10–17 37.0% — 1,547 0 0
1979 12–8 60.0% — 1,652 0 1 1982 0–2 0.0% — 1,534 0 0
1980 5–12 29.4% — 1,578 0 1 — — — — — — —
1981 6–10 37.5% — 1,583 0 1 — — — — — — —
1982 10–17 37.0% — 1,618 0 1 — — — — — — —
1983 15–15 50.0% — 1,673 0 1 — — — — — — —
1984 4–9 30.8% — 1,641 0 1 — — — — — — —
1985 11–9 55.0% — 1,705 0 1 — — — — — — —

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.

Petra Delhees Jauch Joyce Portman
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 %
1975 — — — — 0 1 1 0.0% — — — — — — — — 1979 — — — — 1 1 2 50.0% — — — — — — — —
1976 — — — — 0 2 2 0.0% 0 1 1 0.0% — — — — 1980 1 5 6 16.7% 2 1 3 66.7% — — — — 0 2 2 0.0%
1977 — — — — — — — — — — — — 0 1 1 0.0% 1981 3 7 10 30.0% 7 6 13 53.8% 0 1 1 0.0% 0 3 3 0.0%
1978 — — — — 5 2 7 71.4% 1 3 4 25.0% — — — — 1982 — — — — 0 2 2 0.0% — — — — — — — —
1979 1 1 2 50.0% 1 2 3 33.3% 1 3 4 25.0% 3 1 4 75.0% — — — — — — — — — — — — — — — — —
1980 0 1 1 0.0% 3 6 9 33.3% — — — — 2 5 7 28.6% — — — — — — — — — — — — — — — — —
1981 — — — — 5 7 12 41.7% 1 2 3 33.3% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1982 1 3 4 25.0% 5 6 11 45.5% 2 5 7 28.6% 2 3 5 40.0% — — — — — — — — — — — — — — — — —
1983 6 5 11 54.5% 7 7 14 50.0% 1 1 2 50.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
1984 3 2 5 60.0% 1 6 7 14.3% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
1985 1 2 3 33.3% 10 7 17 58.8% — — — — — — — — — — — — — — — — — — — — — — — — —
Career 12 14 26 46.2% 37 46 83 44.6% 6 16 22 27.3% 8 13 21 38.1% Career 4 12 16 25.0% 10 10 20 50.0% 0 1 1 0.0% 0 5 5 0.0%

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.

Petra Delhees Jauch Joyce Portman
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
1975 1484 96.6 — — — — — — — 0.0% -3.00 — — — +0.24 1978 1485 98.2 — — — — — — — 0.0% -2.50 — — — +0.08
1976 1467 98.7 — — — — — — — 0.0% -3.67 — — — -0.20 1979 1504 114.2 — — — — — — — 50.0% +1.00 — — — -0.10
1977 1450 96.1 — — — — — — — 0.0% -3.50 — — — +0.42 1980 1521 109.4 — — — — -36 +64 — 44.1% -0.91 1–3 (25%) 1–1 — -0.32
1978 1533 116.6 — — — — — +54 -8 39.1% -0.96 2–1 (67%) 1–1 — -0.16 1981 1548 121.7 — — — — -64 +139 — 43.1% -0.41 1–6 (14%) 0–3 (0%) 92.6 +0.87
1979 1653 121.5 — — — — -20 -54 -125 54.8% +0.14 5–1 (83%) 1–2 (33%) — +0.76 1982 1534 90.0 — — — — — — — 0.0% -5.25 — — — -0.31
1980 1579 121.5 — — — — -24 -11 — 35.9% -0.79 1–4 (20%) 1–4 (20%) 94.8 +1.07 — — — — — — — — — — — — — — — —
1981 1583 118.6 — — — — — +14 -36 42.1% -0.21 2–4 (33%) 1–3 (25%) 97.4 +0.79 — — — — — — — — — — — — — — — —
1982 1619 133.2 — — — — -50 -26 -56 41.7% -0.78 1–5 (17%) 4–1 (80%) 99.1 -1.92 — — — — — — — — — — — — — — — —
1983 1674 123.0 — — — — -60 +20 — 48.5% -0.05 4–2 (67%) 2–4 (33%) 101.7 +0.97 — — — — — — — — — — — — — — — —
1984 1642 109.6 — — — — -13 -26 — 36.7% -1.13 1–3 (25%) 1–0 — -0.16 — — — — — — — — — — — — — — — —
1985 1706 132.5 — — — — -87 +6 — 56.5% +0.17 2–4 (33%) 1–1 — -1.20 — — — — — — — — — — — — — — — —
Career 1720 129.6 — — — — -43 +2 -57 44.1% -0.47 18–24 (43%) 12–16 (43%) 99.1 +0.38 Career 1650 115.9 — — — — -53 +125 — 41.2% -0.75 2–9 (18%) 1–4 (20%) 91.6 +0.47

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.