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

Karen Krantzcke vs Mary Hamm H2H: 0-1

Mary Hamm holds a 1–0 lead over Karen Krantzcke in their WTA head-to-head. Across 1 main-draw meeting, Mary Hamm leads 1–0 on hard courts. Most recently, Mary Hamm won the 1977 San Antonio quarterfinal 7-6 6-7 6-2.

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Karen Krantzcke
AUS Right-Handed
H2H
0 – 1
1 main-draw meetings
Mary Hamm
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mary Hamm 7-6 6-7 6-2 Karen Krantzcke Match data Mar 25, 1977* QF San Antonio 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
Karen Krantzcke — — — 2,016 276 174 61.3% 0 0 0 3 6 9
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.

Karen Krantzcke Mary Hamm
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 50–17 74.6% — 1,793 0 4 1969 0–1 0.0% — 1,491 0 0
1969 66–29 69.5% — 1,856 0 8 1973 1–4 20.0% — 1,471 0 0
1970 46–24 65.7% — 1,857 0 8 1974 4–3 57.1% — 1,515 0 0
1971 3–15 16.7% — 1,776 0 8 1975 4–3 57.1% — 1,539 0 0
1972 35–27 56.5% — 1,948 0 8 1976 6–6 50.0% — 1,584 0 0
1973 33–31 51.6% — 1,895 0 8 1977 12–18 40.0% — 1,661 0 0
1974 24–17 58.5% — 1,944 0 9 1978 1–4 20.0% — 1,631 0 0
1975 5–7 41.7% — 1,862 0 9 1981 3–3 50.0% — 1,604 0 0
1976 6–3 66.7% — 1,852 0 9 — — — — — — —
1977 8–4 66.7% — 1,814 0 9 — — — — — — —

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.

Karen Krantzcke 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 %
1968 3 1 4 75.0% 10 3 13 76.9% 37 13 50 74.0% — — — — 1969 — — — — 0 1 1 0.0% — — — — — — — —
1969 3 2 5 60.0% 26 13 39 66.7% 37 13 50 74.0% — — — — 1973 0 2 2 0.0% — — — — 0 1 1 0.0% — — — —
1970 3 2 5 60.0% 21 10 31 67.7% 22 12 34 64.7% — — — — 1974 — — — — 2 2 4 50.0% 2 1 3 66.7% — — — —
1971 0 3 3 0.0% 1 4 5 20.0% — — — — 2 8 10 20.0% 1975 — — — — — — — — 1 1 2 50.0% — — — —
1972 5 4 9 55.6% 8 7 15 53.3% 18 8 26 69.2% 4 8 12 33.3% 1976 3 3 6 50.0% 2 2 4 50.0% — — — — 1 1 2 50.0%
1973 10 7 17 58.8% 8 5 13 61.5% 10 8 18 55.6% 5 11 16 31.3% 1977 4 3 7 57.1% 4 6 10 40.0% 0 2 2 0.0% 3 5 8 37.5%
1974 4 3 7 57.1% 4 3 7 57.1% 12 4 16 75.0% 4 7 11 36.4% 1978 1 1 2 50.0% — — — — — — — — 0 3 3 0.0%
1975 1 2 3 33.3% — — — — 3 3 6 50.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
1976 3 2 5 60.0% — — — — 3 1 4 75.0% — — — — — — — — — — — — — — — — — — — — —
1977 2 1 3 66.7% — — — — 3 2 5 60.0% — — — — — — — — — — — — — — — — — — — — —
Career 34 27 61 55.7% 78 45 123 63.4% 145 64 209 69.4% 16 36 52 30.8% 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.

Karen Krantzcke 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
1968 1793 133.4 — — — — -183 -107 +112 72.8% +1.89 6–7 (46%) — — +1.15 1969 1492 97.2 — — — — — — — 0.0% -3.50 — — — -0.08
1969 1857 143.1 — — — — -187 -21 +117 68.3% +1.63 8–10 (44%) — — -1.74 1973 1472 97.7 — — — — — — — 30.8% -1.08 1–2 (33%) 0–1 — +0.01
1970 1858 144.6 — — — — -179 +43 +67 63.2% +0.86 11–8 (58%) — — -6.02 1974 1516 103.8 — — — — — -6 +43 50.0% -0.06 3–1 (75%) 2–0 — +0.80
1971 1777 136.0 — — — — -153 +69 — 29.3% -1.44 1–6 (14%) 1–4 (20%) 93.5 -3.42 1975 1540 117.4 — — — — — — — 62.5% +1.31 0–2 1–2 (33%) — +0.55
1972 1948 152.1 — — — — -221 -89 +32 56.9% +0.48 4–8 (33%) 3–2 (60%) 96.3 -8.34 1976 1585 112.8 — — — — +22 -30 — 44.8% -0.31 4–1 (80%) 2–0 — +1.02
1973 1896 154.5 — — — — -120 +24 +69 53.8% +0.30 6–11 (35%) 12–8 (60%) 97.2 -8.52 1977 1661 131.0 — — — — +18 -54 — 42.0% -0.54 6–5 (55%) 3–2 (60%) 103.8 -0.77
1974 1945 156.8 — — — — -111 +5 +75 61.2% +0.93 5–4 (56%) 2–2 (50%) 102.2 -5.37 1978 1631 115.5 — — — — +18 — — 27.3% -1.27 0–1 0–2 — +0.46
1975 1863 128.0 — — — — -9 — +52 42.9% -0.43 2–2 (50%) 3–1 (75%) 98.9 -1.26 1981 1604 108.7 — — — — — — — 50.0% +0.57 1–1 1–2 (33%) — +0.05
1976 1853 111.8 — — — — -25 — +106 63.2% +0.42 3–0 (100%) 1–1 — +1.15 — — — — — — — — — — — — — — — —
1977 1815 117.4 — — — — +9 — +101 60.7% +0.93 3–1 (75%) 2–2 (50%) 101.2 +2.31 — — — — — — — — — — — — — — — —
Career 2017 149.8 — — — — -135 -12 +87 61.2% +0.91 49–57 (46%) 24–20 (55%) 96.5 -6.82 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.