H2H data updated: 2026-09-14 00:00 UTC

Ann Kiyomura Hayashi vs Regina Marsikova H2H: 0-1

Regina Marsikova holds a 1–0 lead over Ann Kiyomura Hayashi in their WTA head-to-head. Across 1 main-draw meeting, Regina Marsikova leads 1–0 on clay. Most recently, Regina Marsikova won the 1981 Orlando round of 16 6-2 6-0.

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Ann Kiyomura Hayashi
USA
H2H
0 – 1
1 main-draw meetings
Regina Marsikova
CZE Age 67

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Regina Marsikova 6-2 6-0 Ann Kiyomura Hayashi Match data May 1, 1981* R16 Orlando 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
Ann Kiyomura Hayashi — — — 1,925 182 200 47.6% 0 0 0 0 2 2
Regina Marsikova — — — 2,034 266 198 57.3% 0 0 0 2 13 15

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 Regina Marsikova
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 0–1 0.0% — 1,488 0 0 1974 0–2 0.0% — 1,499 0 0
1969 0–1 0.0% — 1,473 0 0 1975 5–5 50.0% — 1,581 0 0
1970 0–1 0.0% — 1,459 0 0 1976 17–15 53.1% — 1,748 0 1
1971 0–1 0.0% — 1,457 0 0 1977 37–17 68.5% — 1,909 0 8
1972 5–4 55.6% — 1,516 0 0 1978 56–30 65.1% — 1,953 0 12
1973 28–30 48.3% — 1,648 0 0 1979 38–24 61.3% — 1,937 0 12
1974 24–13 64.9% — 1,789 0 0 1980 33–22 60.0% — 1,899 0 14
1975 7–12 36.8% — 1,749 0 0 1981 34–16 68.0% — 1,996 0 15
1976 9–16 36.0% — 1,724 0 0 1985 12–16 42.9% — 1,763 0 15
1977 4–8 33.3% — 1,740 0 0 1986 15–19 44.1% — 1,719 0 15
1978 10–7 58.8% — 1,809 0 1 1987 14–19 42.4% — 1,672 0 15
1979 26–22 54.2% — 1,874 0 1 1988 4–7 36.4% — 1,605 0 15
1980 13–20 39.4% — 1,718 0 1 1989 1–6 14.3% — 1,540 0 15
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 Regina Marsikova
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% — — — — — — — — — — — — 1974 — — — — 0 1 1 0.0% 0 1 1 0.0% — — — —
1969 0 1 1 0.0% — — — — — — — — — — — — 1975 0 1 1 0.0% 3 2 5 60.0% — — — — 2 2 4 50.0%
1970 0 1 1 0.0% — — — — — — — — — — — — 1976 — — — — 15 7 22 68.2% 1 2 3 33.3% 1 6 7 14.3%
1971 — — — — — — — — 0 1 1 0.0% — — — — 1977 0 1 1 0.0% 25 5 30 83.3% 9 6 15 60.0% 2 5 7 28.6%
1972 — — — — 1 1 2 50.0% 4 2 6 66.7% 0 1 1 0.0% 1978 17 10 27 63.0% 21 4 25 84.0% 13 4 17 76.5% 5 11 16 31.3%
1973 4 5 9 44.4% 7 7 14 50.0% 11 11 22 50.0% 6 7 13 46.2% 1979 12 7 19 63.2% 17 7 24 70.8% 6 4 10 60.0% 3 6 9 33.3%
1974 5 2 7 71.4% 1 2 3 33.3% 14 7 21 66.7% 4 2 6 66.7% 1980 15 7 22 68.2% 10 4 14 71.4% 0 2 2 0.0% 8 9 17 47.1%
1975 4 4 8 50.0% 0 1 1 0.0% 2 2 4 50.0% 0 4 4 0.0% 1981 8 4 12 66.7% 25 9 34 73.5% 0 1 1 0.0% 1 2 3 33.3%
1976 0 1 1 0.0% 2 2 4 50.0% 2 4 6 33.3% 5 9 14 35.7% 1985 4 6 10 40.0% 8 6 14 57.1% 0 3 3 0.0% 0 1 1 0.0%
1977 0 1 1 0.0% 0 1 1 0.0% 2 1 3 66.7% 2 5 7 28.6% 1986 7 8 15 46.7% 7 8 15 46.7% 0 1 1 0.0% 1 2 3 33.3%
1978 4 2 6 66.7% 4 0 4 100.0% 1 2 3 33.3% 1 3 4 25.0% 1987 2 3 5 40.0% 8 10 18 44.4% 3 4 7 42.9% 1 2 3 33.3%
1979 10 7 17 58.8% — — — — 1 2 3 33.3% 15 13 28 53.6% 1988 0 1 1 0.0% 4 6 10 40.0% — — — — — — — —
1980 7 7 14 50.0% — — — — 3 5 8 37.5% 3 8 11 27.3% 1989 0 1 1 0.0% 1 5 6 16.7% — — — — — — — —
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 65 49 114 57.0% 144 74 218 66.1% 32 28 60 53.3% 24 46 70 34.3%

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 Regina Marsikova
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 1974 1500 116.5 — — — — — — — 0.0% -3.50 — — — -0.30
1969 1473 94.6 — — — — — — — 0.0% -4.50 — — — +0.08 1975 1582 125.6 — — — — +75 +3 — 50.0% +0.04 3–3 (50%) 2–0 — +0.09
1970 1460 98.9 — — — — — — — 0.0% -2.00 — 0–1 — +0.19 1976 1748 142.4 — — — — -178 +62 -176 51.3% +0.34 7–7 (50%) 1–8 (11%) 97.4 -1.38
1971 1457 104.8 — — — — — — — 33.3% -0.67 0–1 — — -0.19 1977 1909 143.6 — — — — -347 +113 -243 62.5% +0.85 14–6 (70%) 5–4 (56%) 108.8 +1.24
1972 1516 107.6 — — — — — — +85 47.6% +0.24 3–0 (100%) 0–1 — +1.18 1978 1953 157.8 — — — — -98 +117 -133 64.0% +0.95 12–9 (57%) 8–6 (57%) 108.5 -6.24
1973 1648 127.6 — — — — -75 -23 -24 50.0% -0.14 8–12 (40%) 4–4 (50%) 99.3 +4.25 1979 1937 147.6 — — — — -80 +154 -90 60.4% +0.53 11–8 (58%) 12–8 (60%) 103.7 -2.91
1974 1789 136.8 — — — — -106 -163 +40 59.5% +0.55 8–4 (67%) 2–1 (67%) 107.2 +0.93 1980 1899 147.5 — — — — -23 +194 — 56.1% +0.38 8–6 (57%) 6–4 (60%) 100.5 -6.21
1975 1750 124.3 — — — — -7 — +32 38.6% -1.16 3–5 (38%) 2–1 (67%) 100.1 -0.93 1981 1997 159.3 — — — — -116 +182 — 63.3% +0.90 10–3 (77%) 2–2 (50%) 103.0 -6.03
1976 1724 127.9 — — — — -53 -75 +49 41.1% -0.80 3–5 (38%) 1–1 — -0.96 1985 1764 131.5 — — — — +4 +295 -77 49.2% -0.07 0–5 (0%) 6–2 (75%) 94.5 -2.30
1977 1740 135.0 — — — — -68 — +42 37.0% -0.93 1–2 (33%) 0–1 — -1.45 1986 1720 126.9 — — — — +1 +191 — 41.8% -0.58 8–3 (73%) 3–2 (60%) 103.4 -2.11
1978 1810 140.1 — — — — -59 -135 -22 56.8% +0.62 2–1 (67%) 1–2 (33%) 100.7 -0.22 1987 1672 129.0 — — — — +36 +92 -19 46.1% -0.37 5–7 (42%) 4–5 (44%) 95.0 -2.58
1979 1875 150.3 — — — — +16 — -129 53.6% +0.14 12–8 (60%) 5–4 (56%) 104.4 -0.58 1988 1606 99.5 — — — — — +87 — 33.3% -2.00 2–0 1–0 — +0.61
1980 1719 127.4 — — — — +24 — -38 46.7% -0.05 4–9 (31%) 2–4 (33%) 91.8 -0.63 1989 1541 97.0 — — — — — +71 — 14.3% -2.21 — 0–1 — +0.28
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 2034 150.4 — — — — -68 +139 -140 55.7% +0.35 80–57 (58%) 50–42 (54%) 107.3 -6.12

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.