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

Ann Kiyomura Hayashi vs Mary Struthers H2H: 0-1

Mary Struthers holds a 1–0 lead over Ann Kiyomura Hayashi in their WTA head-to-head. Across 1 main-draw meeting, Mary Struthers leads 1–0 on hard courts. Most recently, Mary Struthers won the 1977 Phoenix round of 32 6-4 5-7 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.

Ann Kiyomura Hayashi
USA
H2H
0 – 1
1 main-draw meetings
Mary Struthers
USA Age 76

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mary Struthers 6-4 5-7 6-2 Ann Kiyomura Hayashi Match data Oct 13, 1977* 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
Ann Kiyomura Hayashi — — — 1,925 182 200 47.6% 0 0 0 0 2 2
Mary Struthers — — — 1,777 90 93 49.2% 0 0 0 0 4 4

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.

Ann Kiyomura Hayashi Mary Struthers
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 0–1 0.0% — 1,488 0 0 1968 5–3 62.5% — 1,526 0 1
1969 0–1 0.0% — 1,473 0 0 1969 11–5 68.8% — 1,594 0 3
1970 0–1 0.0% — 1,459 0 0 1970 7–10 41.2% — 1,534 0 3
1971 0–1 0.0% — 1,457 0 0 1971 0–3 0.0% — 1,509 0 3
1972 5–4 55.6% — 1,516 0 0 1972 4–4 50.0% — 1,520 0 3
1973 28–30 48.3% — 1,648 0 0 1973 8–9 47.1% — 1,556 0 3
1974 24–13 64.9% — 1,789 0 0 1974 13–13 50.0% — 1,573 0 3
1975 7–12 36.8% — 1,749 0 0 1975 13–13 50.0% — 1,653 0 3
1976 9–16 36.0% — 1,724 0 0 1976 16–12 57.1% — 1,727 0 3
1977 4–8 33.3% — 1,740 0 0 1977 12–19 38.7% — 1,665 0 4
1978 10–7 58.8% — 1,809 0 1 1978 1–1 50.0% — 1,662 0 4
1979 26–22 54.2% — 1,874 0 1 1979 0–1 0.0% — 1,646 0 4
1980 13–20 39.4% — 1,718 0 1 — — — — — — —
1981 23–19 54.8% — 1,852 0 2 — — — — — — —
1982 18–20 47.4% — 1,828 0 2 — — — — — — —
1983 13–20 39.4% — 1,716 0 2 — — — — — — —
1984 2–5 28.6% — 1,686 0 2 — — — — — — —

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.

Ann Kiyomura Hayashi Mary Struthers
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 0 1 1 0.0% — — — — — — — — — — — — 1968 5 3 8 62.5% — — — — — — — — — — — —
1969 0 1 1 0.0% — — — — — — — — — — — — 1969 8 5 13 61.5% — — — — — — — — — — — —
1970 0 1 1 0.0% — — — — — — — — — — — — 1970 3 5 8 37.5% 4 2 6 66.7% 0 3 3 0.0% — — — —
1971 — — — — — — — — 0 1 1 0.0% — — — — 1971 — — — — — — — — 0 3 3 0.0% — — — —
1972 — — — — 1 1 2 50.0% 4 2 6 66.7% 0 1 1 0.0% 1972 — — — — — — — — 3 2 5 60.0% 0 1 1 0.0%
1973 4 5 9 44.4% 7 7 14 50.0% 11 11 22 50.0% 6 7 13 46.2% 1973 0 1 1 0.0% 5 6 11 45.5% 3 2 5 60.0% — — — —
1974 5 2 7 71.4% 1 2 3 33.3% 14 7 21 66.7% 4 2 6 66.7% 1974 2 2 4 50.0% 1 6 7 14.3% 1 1 2 50.0% 1 1 2 50.0%
1975 4 4 8 50.0% 0 1 1 0.0% 2 2 4 50.0% 0 4 4 0.0% 1975 4 4 8 50.0% 3 3 6 50.0% — — — — 2 2 4 50.0%
1976 0 1 1 0.0% 2 2 4 50.0% 2 4 6 33.3% 5 9 14 35.7% 1976 5 3 8 62.5% 9 8 17 52.9% — — — — 2 1 3 66.7%
1977 0 1 1 0.0% 0 1 1 0.0% 2 1 3 66.7% 2 5 7 28.6% 1977 1 3 4 25.0% 6 10 16 37.5% 0 2 2 0.0% 5 4 9 55.6%
1978 4 2 6 66.7% 4 0 4 100.0% 1 2 3 33.3% 1 3 4 25.0% 1978 — — — — — — — — — — — — 1 1 2 50.0%
1979 10 7 17 58.8% — — — — 1 2 3 33.3% 15 13 28 53.6% 1979 0 1 1 0.0% — — — — — — — — — — — —
1980 7 7 14 50.0% — — — — 3 5 8 37.5% 3 8 11 27.3% — — — — — — — — — — — — — — — — —
1981 2 4 6 33.3% 2 2 4 50.0% 9 6 15 60.0% 10 7 17 58.8% — — — — — — — — — — — — — — — — —
1982 6 5 11 54.5% 0 1 1 0.0% 7 6 13 53.8% 5 8 13 38.5% — — — — — — — — — — — — — — — — —
1983 5 5 10 50.0% — — — — 4 6 10 40.0% 4 9 13 30.8% — — — — — — — — — — — — — — — — —
1984 0 2 2 0.0% — — — — 2 2 4 50.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
Career 47 48 95 49.5% 17 17 34 50.0% 62 57 119 52.1% 55 77 132 41.7% Career 28 27 55 50.9% 28 35 63 44.4% 7 13 20 35.0% 11 10 21 52.4%

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.

Ann Kiyomura Hayashi Mary Struthers
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 1488 90.8 — — — — — — — 0.0% -6.00 — — — -0.08 1968 1527 105.6 — — — — +39 — — 52.9% +0.59 2–1 (67%) — — +0.28
1969 1473 94.6 — — — — — — — 0.0% -4.50 — — — +0.08 1969 1594 110.9 — — — — +43 — — 66.7% +1.30 — — — +2.86
1970 1460 98.9 — — — — — — — 0.0% -2.00 — 0–1 — +0.19 1970 1534 108.6 — — — — +35 +6 -45 41.2% -0.47 0–4 (0%) — — +1.39
1971 1457 104.8 — — — — — — — 33.3% -0.67 0–1 — — -0.19 1971 1510 105.0 — — — — — — -46 0.0% -3.67 — — — -0.21
1972 1516 107.6 — — — — — — +85 47.6% +0.24 3–0 (100%) 0–1 — +1.18 1972 1520 98.2 — — — — — — -22 50.0% +0.10 2–2 (50%) — — +1.53
1973 1648 127.6 — — — — -75 -23 -24 50.0% -0.14 8–12 (40%) 4–4 (50%) 99.3 +4.25 1973 1556 108.6 — — — — — +14 -31 43.2% -0.97 3–0 (100%) 1–0 — +0.33
1974 1789 136.8 — — — — -106 -163 +40 59.5% +0.55 8–4 (67%) 2–1 (67%) 107.2 +0.93 1974 1574 113.2 — — — — -16 -101 — 50.8% +0.31 3–4 (43%) 1–3 (25%) 97.4 +0.99
1975 1750 124.3 — — — — -7 — +32 38.6% -1.16 3–5 (38%) 2–1 (67%) 100.1 -0.93 1975 1654 128.6 — — — — +20 -127 — 51.7% +0.45 3–5 (38%) 3–3 (50%) 99.6 +0.34
1976 1724 127.9 — — — — -53 -75 +49 41.1% -0.80 3–5 (38%) 1–1 — -0.96 1976 1728 125.0 — — — — -22 -91 — 56.3% +0.09 4–4 (50%) 4–1 (80%) 103.1 -0.54
1977 1740 135.0 — — — — -68 — +42 37.0% -0.93 1–2 (33%) 0–1 — -1.45 1977 1665 123.0 — — — — +17 -25 — 37.7% -0.84 5–4 (56%) 1–2 (33%) — +0.20
1978 1810 140.1 — — — — -59 -135 -22 56.8% +0.62 2–1 (67%) 1–2 (33%) 100.7 -0.22 1978 1662 104.6 — — — — — — — 50.0% +0.17 1–1 1–1 — +0.57
1979 1875 150.3 — — — — +16 — -129 53.6% +0.14 12–8 (60%) 5–4 (56%) 104.4 -0.58 1979 1646 97.7 — — — — — — — 0.0% -3.50 — — — +0.08
1980 1719 127.4 — — — — +24 — -38 46.7% -0.05 4–9 (31%) 2–4 (33%) 91.8 -0.63 — — — — — — — — — — — — — — — —
1981 1852 135.7 — — — — -26 -139 -64 53.7% +0.03 6–5 (55%) 3–2 (60%) 101.7 -0.47 — — — — — — — — — — — — — — — —
1982 1828 133.7 — — — — -41 — 0 43.0% -0.73 9–5 (64%) 6–1 (86%) 108.1 -4.10 — — — — — — — — — — — — — — — —
1983 1717 130.9 — — — — +25 — +29 42.0% -0.68 2–3 (40%) 6–3 (67%) 100.2 -1.71 — — — — — — — — — — — — — — — —
1984 1687 109.3 — — — — -20 — +88 26.7% -2.27 1–0 1–0 — -0.36 — — — — — — — — — — — — — — — —
Career 1926 140.1 — — — — -21 -76 +3 48.0% -0.26 62–60 (51%) 33–26 (56%) 104.8 -1.34 Career 1778 121.6 — — — — +18 -51 -34 48.3% -0.09 23–25 (48%) 11–10 (52%) 100.6 +4.39

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.