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

Ilana Kloss vs Mary Hamm H2H: 1-1

Ilana Kloss and Mary Hamm are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, Mary Hamm leads 1–0 on clay, while Ilana Kloss leads 1–0 on hard courts. Most recently, Ilana Kloss won the 1978 San Antonio round of 16 7-6 7-6.

RSA Age 70 Left-Handed 164 cm / 5'5"
H2H
1 1
2 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Ilana Kloss 7-6 7-6 Mary Hamm Match data Sep 15, 1978* R16 San Antonio WTA 250 Hard
Mary Hamm 4-6 6-4 6-1 Ilana Kloss Match data May 12, 1977* R32 Hamburg Open 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
Ilana Kloss 1,890 135 144 48.4% 0 0 0 0 8 8
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.

Ilana Kloss Mary Hamm
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1970 0–1 0.0% 1,491 0 0 1969 0–1 0.0% 1,491 0 0
1971 5–4 55.6% 1,561 0 1 1973 1–4 20.0% 1,471 0 0
1972 13–12 52.0% 1,592 0 3 1974 4–3 57.1% 1,515 0 0
1973 38–18 67.9% 1,872 0 8 1975 4–3 57.1% 1,539 0 0
1974 19–16 54.3% 1,801 0 8 1976 6–6 50.0% 1,584 0 0
1975 9–20 31.0% 1,688 0 8 1977 12–18 40.0% 1,661 0 0
1976 18–15 54.5% 1,784 0 8 1978 1–4 20.0% 1,631 0 0
1977 4–13 23.5% 1,667 0 8 1981 3–3 50.0% 1,604 0 0
1978 14–11 56.0% 1,740 0 8
1979 15–26 36.6% 1,698 0 8
1980 0–7 0.0% 1,618 0 8
1982 0–1 0.0% 1,599 0 8

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.

Ilana Kloss 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 %
1970 0 1 1 0.0% 1969 0 1 1 0.0%
1971 5 4 9 55.6% 1973 0 2 2 0.0% 0 1 1 0.0%
1972 8 7 15 53.3% 0 1 1 0.0% 3 4 7 42.9% 1974 2 2 4 50.0% 2 1 3 66.7%
1973 15 6 21 71.4% 14 7 21 66.7% 9 5 14 64.3% 1975 1 1 2 50.0%
1974 8 5 13 61.5% 3 4 7 42.9% 2 3 5 40.0% 2 2 4 50.0% 1976 3 3 6 50.0% 2 2 4 50.0% 1 1 2 50.0%
1975 1 9 10 10.0% 1 2 3 33.3% 1 2 3 33.3% 2 6 8 25.0% 1977 4 3 7 57.1% 4 6 10 40.0% 0 2 2 0.0% 3 5 8 37.5%
1976 3 2 5 60.0% 9 8 17 52.9% 5 4 9 55.6% 1 1 2 50.0% 1978 1 1 2 50.0% 0 3 3 0.0%
1977 1 1 2 50.0% 1 6 7 14.3% 2 2 4 50.0% 0 4 4 0.0%
1978 4 4 8 50.0% 9 4 13 69.2% 1 3 4 25.0%
1979 2 7 9 22.2% 1 4 5 20.0% 4 5 9 44.4% 8 10 18 44.4%
1980 0 1 1 0.0% 0 2 2 0.0% 0 2 2 0.0% 0 2 2 0.0%
1982 0 1 1 0.0%
Career 47 47 94 50.0% 29 34 63 46.0% 35 32 67 52.2% 14 28 42 33.3% 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.

Ilana Kloss 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
1970 1491 97.3 0.0% -4.50 +0.01 1969 1492 97.2 0.0% -3.50 -0.08
1971 1562 111.3 +63 57.9% +0.26 0–1 0–1 +1.35 1973 1472 97.7 30.8% -1.08 1–2 (33%) 0–1 +0.01
1972 1593 123.4 +46 -33 54.5% +0.64 1–4 (20%) 0–2 +3.97 1974 1516 103.8 -6 +43 50.0% -0.06 3–1 (75%) 2–0 +0.80
1973 1872 144.6 -17 -132 -190 66.4% +1.36 7–9 (44%) 2–1 (67%) 101.0 +4.89 1975 1540 117.4 62.5% +1.31 0–2 1–2 (33%) +0.55
1974 1802 136.3 +25 -83 -116 52.2% +0.16 1–4 (20%) 2–1 (67%) 97.5 -2.52 1976 1585 112.8 +22 -30 44.8% -0.31 4–1 (80%) 2–0 +1.02
1975 1688 127.3 -12 -4 -4 36.4% -0.99 2–8 (20%) 3–5 (38%) 91.8 -1.41 1977 1661 131.0 +18 -54 42.0% -0.54 6–5 (55%) 3–2 (60%) 103.8 -0.77
1976 1784 138.9 -88 -29 -55 50.6% +0.13 8–3 (73%) 3–2 (60%) 108.4 -3.02 1978 1631 115.5 +18 27.3% -1.27 0–1 0–2 +0.46
1977 1668 111.1 -42 +4 +35 28.2% -1.69 2–3 (40%) 2–1 (67%) 99.1 -0.17 1981 1604 108.7 50.0% +0.57 1–1 1–2 (33%) +0.05
1978 1740 124.2 -82 +35 55.9% +0.24 4–5 (44%) 5–6 (45%) 100.3 +1.24
1979 1698 126.9 -30 -52 +32 36.8% -1.15 10–5 (67%) 7–2 (78%) 110.6 -0.20
1980 1619 104.5 -41 6.7% -3.20 0–1 0–2 -0.75
1982 1599 97.0 33.3% -2.67 0–1 +0.16
Career 1890 136.4 -12 -68 -48 48.8% -0.09 35–44 (44%) 24–23 (51%) 101.1 +1.28 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.