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

Mona Guerrant vs Mary Hamm H2H: 1-0

Mona Guerrant holds a 1–0 lead over Mary Hamm in their WTA head-to-head. Across 1 main-draw meeting, Mona Guerrant leads 1–0 on hard courts. Most recently, Mona Guerrant won the 1976 Phoenix round of 32 6-1 6-2.

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

Mona Guerrant
USA Age 77 Right-Handed
H2H
1 – 0
1 main-draw meetings
Mary Hamm
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mona Guerrant 6-1 6-2 Mary Hamm Match data Oct 7, 1976* R32 Phoenix WTA 250 Hard

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
Mona Guerrant — — — 1,941 122 116 51.3% 0 0 0 0 3 3
Mary Hamm — — — 1,680 31 42 42.5% 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.

Mona Guerrant Mary Hamm
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1969 1–1 50.0% — 1,500 0 0 1969 0–1 0.0% — 1,491 0 0
1970 1–2 33.3% — 1,504 0 0 1973 1–4 20.0% — 1,471 0 0
1971 3–8 27.3% — 1,517 0 0 1974 4–3 57.1% — 1,515 0 0
1972 28–22 56.0% — 1,733 0 1 1975 4–3 57.1% — 1,539 0 0
1973 17–19 47.2% — 1,780 0 2 1976 6–6 50.0% — 1,584 0 0
1974 12–14 46.2% — 1,779 0 2 1977 12–18 40.0% — 1,661 0 0
1975 12–12 50.0% — 1,905 0 2 1978 1–4 20.0% — 1,631 0 0
1976 15–14 51.7% — 1,898 0 2 1981 3–3 50.0% — 1,604 0 0
1977 14–9 60.9% — 1,890 0 2 — — — — — — —
1978 5–11 31.2% — 1,808 0 2 — — — — — — —
1980 14–4 77.8% — 1,812 0 3 — — — — — — —

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.

Mona Guerrant Mary Hamm
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 %
1969 — — — — 1 1 2 50.0% — — — — — — — — 1969 — — — — 0 1 1 0.0% — — — — — — — —
1970 — — — — 1 2 3 33.3% — — — — — — — — 1973 0 2 2 0.0% — — — — 0 1 1 0.0% — — — —
1971 0 2 2 0.0% 2 2 4 50.0% 1 4 5 20.0% — — — — 1974 — — — — 2 2 4 50.0% 2 1 3 66.7% — — — —
1972 4 3 7 57.1% 9 8 17 52.9% 14 9 23 60.9% 1 1 2 50.0% 1975 — — — — — — — — 1 1 2 50.0% — — — —
1973 3 4 7 42.9% 7 7 14 50.0% 2 4 6 33.3% 5 4 9 55.6% 1976 3 3 6 50.0% 2 2 4 50.0% — — — — 1 1 2 50.0%
1974 1 2 3 33.3% 0 3 3 0.0% 5 5 10 50.0% 6 4 10 60.0% 1977 4 3 7 57.1% 4 6 10 40.0% 0 2 2 0.0% 3 5 8 37.5%
1975 4 4 8 50.0% 3 2 5 60.0% 1 1 2 50.0% 4 5 9 44.4% 1978 1 1 2 50.0% — — — — — — — — 0 3 3 0.0%
1976 2 3 5 40.0% 0 1 1 0.0% 5 2 7 71.4% 8 8 16 50.0% — — — — — — — — — — — — — — — — —
1977 2 2 4 50.0% 6 3 9 66.7% 4 2 6 66.7% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
1978 — — — — 2 2 4 50.0% 0 2 2 0.0% 3 7 10 30.0% — — — — — — — — — — — — — — — — —
1980 0 1 1 0.0% — — — — — — — — 2 1 3 66.7% — — — — — — — — — — — — — — — — —
Career 16 21 37 43.2% 31 31 62 50.0% 32 29 61 52.5% 31 32 63 49.2% Career 8 9 17 47.1% 8 11 19 42.1% 3 5 8 37.5% 4 9 13 30.8%

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.

Mona Guerrant Mary Hamm
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
1969 1500 92.5 — — — — — — — 40.0% -2.40 1–0 — — +0.28 1969 1492 97.2 — — — — — — — 0.0% -3.50 — — — -0.08
1970 1504 106.4 — — — — — +14 — 42.9% -1.00 0–1 — — +0.10 1973 1472 97.7 — — — — — — — 30.8% -1.08 1–2 (33%) 0–1 — +0.01
1971 1517 118.6 — — — — — +38 +14 35.7% -0.75 2–4 (33%) 0–3 (0%) 95.8 0.00 1974 1516 103.8 — — — — — -6 +43 50.0% -0.06 3–1 (75%) 2–0 — +0.80
1972 1734 136.4 — — — — -121 -79 -58 56.3% +0.56 8–11 (42%) 5–0 (100%) 103.8 +0.32 1975 1540 117.4 — — — — — — — 62.5% +1.31 0–2 1–2 (33%) — +0.55
1973 1781 144.7 — — — — -54 -77 -115 48.8% -0.15 3–5 (38%) 2–2 (50%) 99.8 -3.77 1976 1585 112.8 — — — — +22 -30 — 44.8% -0.31 4–1 (80%) 2–0 — +1.02
1974 1779 137.0 — — — — -26 -97 -75 50.9% +0.11 1–4 (20%) 3–4 (43%) 97.1 -1.56 1977 1661 131.0 — — — — +18 -54 — 42.0% -0.54 6–5 (55%) 3–2 (60%) 103.8 -0.77
1975 1906 154.1 — — — — -52 -116 — 48.2% -0.13 5–3 (63%) 2–4 (33%) 103.0 -3.85 1978 1631 115.5 — — — — +18 — — 27.3% -1.27 0–1 0–2 — +0.46
1976 1898 149.2 — — — — -30 — -110 55.9% +0.57 2–8 (20%) 2–5 (29%) 93.6 -2.51 1981 1604 108.7 — — — — — — — 50.0% +0.57 1–1 1–2 (33%) — +0.05
1977 1890 136.0 — — — — -64 -47 -93 57.7% +0.69 4–4 (50%) 3–1 (75%) 100.8 -0.54 — — — — — — — — — — — — — — — —
1978 1809 135.5 — — — — -44 -17 — 35.9% -0.87 3–4 (43%) 0–3 (0%) — -2.29 — — — — — — — — — — — — — — — —
1980 1812 138.2 — — — — -108 — — 73.8% +2.26 4–2 (67%) 1–0 — +0.36 — — — — — — — — — — — — — — — —
Career 1942 149.0 — — — — -53 -61 -71 52.5% +0.27 33–46 (42%) 18–22 (45%) 98.6 -5.68 Career 1680 123.5 — — — — +19 -38 +43 43.6% -0.31 15–13 (54%) 9–9 (50%) 103.1 +2.79

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.