H2H data updated: 2026-09-12 00:00 UTC

Susan Leo vs Roberta Mccallum H2H: 1-1

Susan Leo and Roberta Mccallum are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, Susan Leo leads 1–0 on clay, while Roberta Mccallum leads 1–0 on grass. Most recently, Susan Leo won the 1981 Hong Kong Open round of 32 3-6 6-1 6-1.

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Susan Leo
AUS Age 64
H2H
1 – 1
2 main-draw meetings
Roberta Mccallum
USA Age 67

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Susan Leo 3-6 6-1 6-1 Roberta Mccallum Match data Nov 5, 1981* R32 Hong Kong Open WTA 250 Clay
Roberta Mccallum 6-3 2-6 6-3 Susan Leo Match data Dec 20, 1979* R32 Sydney International WTA 500 Grass

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 Leo — — — 1,674 59 96 38.1% 0 0 0 0 2 2
Roberta Mccallum — — — 1,660 24 43 35.8% 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 Leo Roberta Mccallum
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 1977 0–2 0.0% — 1,485 0 0 — — — — — — —
17 1979 9–4 69.2% — 1,588 0 1 — — — — — — —
18 1980 17–12 58.6% — 1,636 0 2 — — — — — — —
19 1981 9–21 30.0% — 1,582 0 2 1978 0–1 0.0% — 1,484 0 0
20 1982 6–13 31.6% — 1,589 0 2 1979 6–5 54.5% — 1,573 0 0
21 1983 8–19 29.6% — 1,531 0 2 1980 14–27 34.1% — 1,582 0 0
22 1984 7–12 36.8% — 1,563 0 2 1981 4–9 30.8% — 1,568 0 0
23 1985 0–6 0.0% — 1,503 0 2 1982 0–1 0.0% — 1,549 0 0
24 1986 3–3 50.0% — 1,519 0 2 — — — — — — —
25 1987 0–4 0.0% — 1,478 0 2 — — — — — — —

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 Leo Roberta Mccallum
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 1977 — — — — — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
17 1979 — — — — — — — — 3 4 7 42.9% — — — — — — — — — — — — — — — — — — — — —
18 1980 3 2 5 60.0% 4 5 9 44.4% 7 4 11 63.6% — — — — — — — — — — — — — — — — — — — — —
19 1981 2 6 8 25.0% 1 3 4 25.0% 5 7 12 41.7% 1 5 6 16.7% — — — — — — — — — — — — — — — — —
20 1982 0 2 2 0.0% 3 3 6 50.0% 3 7 10 30.0% 0 1 1 0.0% 1979 — — — — — — — — 3 4 7 42.9% — — — —
21 1983 5 7 12 41.7% 0 3 3 0.0% 3 6 9 33.3% 0 3 3 0.0% 1980 3 4 7 42.9% 0 3 3 0.0% 1 4 5 20.0% 10 16 26 38.5%
22 1984 3 4 7 42.9% 1 3 4 25.0% 3 4 7 42.9% 0 1 1 0.0% 1981 2 4 6 33.3% 0 1 1 0.0% 0 1 1 0.0% 2 3 5 40.0%
23 1985 0 3 3 0.0% — — — — 0 2 2 0.0% 0 1 1 0.0% 1982 0 1 1 0.0% — — — — — — — — — — — —
24 1986 1 2 3 33.3% — — — — — — — — 2 1 3 66.7% — — — — — — — — — — — — — — — — —
25 1987 0 1 1 0.0% — — — — 0 2 2 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
Career — 14 27 41 34.1% 9 17 26 34.6% 24 38 62 38.7% 3 13 16 18.8% — 5 9 14 35.7% 0 4 4 0.0% 4 9 13 30.8% 12 19 31 38.7%

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 Leo Roberta Mccallum
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 1977 1486 94.6 — — — — — — — 0.0% -4.75 — — — +0.12 — — — — — — — — — — — — — — — —
17 1979 1589 130.2 — — — — — — -32 69.0% +1.72 1–2 (33%) 0–1 — +0.81 — — — — — — — — — — — — — — — —
18 1980 1636 124.0 — — — — -22 -114 -14 59.1% +0.95 3–5 (38%) 1–2 (33%) 96.3 +2.01 — — — — — — — — — — — — — — — —
19 1981 1583 114.6 — — — — -13 -51 +37 36.2% -0.71 4–9 (31%) 1–6 (14%) 91.5 +1.16 1978 1484 96.8 — — — — — — — 0.0% -3.50 — 0–1 — +0.04
20 1982 1590 119.8 — — — — -84 -53 +9 36.2% -1.06 4–5 (44%) 1–0 — -1.51 1979 1573 116.3 — — — — — — +15 50.0% -0.46 1–3 (25%) 1–0 — -0.41
21 1983 1531 107.7 — — — — -28 +15 +33 30.5% -1.22 3–2 (60%) 3–5 (38%) 100.5 +0.73 1980 1582 127.2 — — — — +6 -80 -45 35.9% -1.14 5–5 (50%) 1–2 (33%) 99.9 +1.55
22 1984 1564 112.7 — — — — -56 -58 +42 39.0% -0.63 1–4 (20%) 1–2 (33%) 96.4 +0.57 1981 1568 107.3 — — — — +56 — — 33.3% -1.81 0–1 2–1 (67%) — +0.48
23 1985 1504 94.7 — — — — -44 — — 7.7% -2.77 0–1 0–2 — +0.34 1982 1549 95.7 — — — — — — — 0.0% -4.00 — — — +0.17
24 1986 1520 96.8 — — — — -34 — — 50.0% -0.93 1–1 3–1 (75%) — +1.27 — — — — — — — — — — — — — — — —
25 1987 1479 99.1 — — — — — — — 0.0% -2.88 — 0–1 — +0.22 — — — — — — — — — — — — — — — —
Career — 1674 118.6 — — — — -33 -67 +13 40.9% -0.50 17–29 (37%) 10–20 (33%) 90.5 +3.69 — 1661 121.1 — — — — +19 -80 -10 36.6% -1.23 6–9 (40%) 4–4 (50%) 98.5 +2.73

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.