H2H data updated: 2026-09-13 00:00 UTC

Susan Mascarin vs Joyce Portman H2H: 3-0

Susan Mascarin holds a 3–0 lead over Joyce Portman in their WTA head-to-head. Across 3 main-draw meetings, Susan Mascarin leads 2–0 on hard courts and 1–0 on carpet. Most recently, Susan Mascarin won the 1981 Atlanta round of 16 6-1 6-0.

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Susan Mascarin
USA Age 62 Right-Handed 173 cm / 5'8"
H2H
3 – 0
3 main-draw meetings
Joyce Portman
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Susan Mascarin 6-1 6-0 Joyce Portman Match data Sep 25, 1981* R16 Atlanta WTA 250 Hard
Susan Mascarin 6-4 3-6 6-4 Joyce Portman Match data Aug 26, 1981* R64 Mahwah WTA 250 Hard
Susan Mascarin 6-1 6-1 Joyce Portman Match data Oct 2, 1980* R32 Minneapolis WTA 250 Carpet

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
Susan Mascarin #460 #32 14 1,797 113 142 44.3% 0 0 0 0 1 1
Joyce Portman — — — 1,649 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.

Age Susan Mascarin Joyce Portman
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 1979 2–1 66.7% — 1,526 0 1 — — — — — — —
16 1980 8–9 47.1% — 1,630 0 1 — — — — — — —
17 1981 19–22 46.3% — 1,691 0 1 — — — — — — —
18 1982 19–18 51.4% — 1,752 0 1 — — — — — — —
19 1983 9–24 27.3% — 1,550 0 1 — — — — — — —
20 1984 9–13 40.9% #69 1,649 0 1 1978 0–1 0.0% — 1,484 0 0
21 1985 22–22 50.0% #65 1,731 0 1 1979 1–1 50.0% — 1,503 0 0
22 1986 16–16 50.0% #54 1,691 0 1 1980 6–9 40.0% — 1,519 0 0
23 1987 6–9 40.0% #118 1,636 0 1 1981 10–17 37.0% — 1,546 0 0
24 1988 3–8 27.3% #221 1,551 0 1 1982 0–2 0.0% — 1,533 0 0

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Susan Mascarin 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 %
15 1979 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
16 1980 6 4 10 60.0% 0 2 2 0.0% 0 1 1 0.0% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
17 1981 9 6 15 60.0% 5 6 11 45.5% 1 2 3 33.3% 3 7 10 30.0% — — — — — — — — — — — — — — — — —
18 1982 7 5 12 58.3% 7 5 12 58.3% 3 5 8 37.5% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
19 1983 3 8 11 27.3% 4 7 11 36.4% 0 2 2 0.0% 2 6 8 25.0% — — — — — — — — — — — — — — — — —
20 1984 4 2 6 66.7% 5 7 12 41.7% 0 3 3 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
21 1985 4 8 12 33.3% 10 7 17 58.8% 5 2 7 71.4% 3 5 8 37.5% 1979 — — — — 1 1 2 50.0% — — — — — — — —
22 1986 5 7 12 41.7% 7 5 12 58.3% 1 2 3 33.3% 3 2 5 60.0% 1980 1 5 6 16.7% 2 1 3 66.7% — — — — 0 2 2 0.0%
23 1987 4 4 8 50.0% 0 3 3 0.0% — — — — 2 2 4 50.0% 1981 3 7 10 30.0% 7 6 13 53.8% 0 1 1 0.0% 0 3 3 0.0%
24 1988 3 6 9 33.3% 0 2 2 0.0% — — — — — — — — 1982 — — — — 0 2 2 0.0% — — — — — — — —
Career — 45 51 96 46.9% 38 44 82 46.3% 10 17 27 37.0% 17 27 44 38.6% — 4 12 16 25.0% 10 10 20 50.0% 0 1 1 0.0% 0 5 5 0.0%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Susan Mascarin 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
15 1979 1527 102.0 — — — — — — — 40.0% -1.00 1–0 — — +0.24 — — — — — — — — — — — — — — — —
16 1980 1630 140.4 — — — — +49 — — 53.8% +0.36 0–5 (0%) 2–1 (67%) 97.1 -0.70 — — — — — — — — — — — — — — — —
17 1981 1691 128.7 — — — — +12 -93 -107 46.3% -0.33 7–6 (54%) 2–6 (25%) 100.1 -0.23 — — — — — — — — — — — — — — — —
18 1982 1753 128.9 — — — — -11 -73 -151 47.0% -0.29 8–3 (73%) 1–2 (33%) 105.0 -2.42 — — — — — — — — — — — — — — — —
19 1983 1551 112.4 — — — — +48 +98 — 30.0% -1.33 1–5 (17%) 2–2 (50%) 94.1 0.00 — — — — — — — — — — — — — — — —
20 1984 1649 128.1 — — — — +14 +25 -118 45.8% -0.06 2–4 (33%) 4–2 (67%) 100.4 -0.56 1978 1484 97.9 — — — — — — — 0.0% -2.50 — — — +0.09
21 1985 1731 133.2 — — — — -76 -10 -111 51.5% -0.04 4–7 (36%) 8–6 (57%) 99.9 -2.27 1979 1503 114.2 — — — — — — — 50.0% +1.00 — — — -0.07
22 1986 1692 126.4 — — — — -32 +32 -82 54.1% +0.09 2–8 (20%) 5–4 (56%) 94.1 -0.91 1980 1520 109.2 — — — — -38 +65 — 44.1% -0.91 1–3 (25%) 1–1 — -0.28
23 1987 1637 112.3 — — — — +11 +15 — 41.2% -0.71 2–4 (33%) 2–0 — +0.92 1981 1547 121.6 — — — — -63 +139 — 43.1% -0.41 1–6 (14%) 0–3 (0%) 92.6 +0.60
24 1988 1552 110.0 — — — — +21 — — 33.3% -1.00 0–2 1–4 (20%) — +0.98 1982 1533 90.0 — — — — — — — 0.0% -5.25 — — — -0.36
Career — 1797 132.1 — — — — +1 -3 -121 45.9% -0.33 27–44 (38%) 27–27 (50%) 96.7 -1.95 — 1649 115.8 — — — — -53 +125 — 41.2% -0.75 2–9 (18%) 1–4 (20%) 91.6 -0.04

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.