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

Allan Stone vs Toshiro Sakai H2H: 0-1

Toshiro Sakai holds a 1–0 lead over Allan Stone in their ATP head-to-head. Across 1 main-draw meeting, Toshiro Sakai leads 1–0 on clay. Most recently, Toshiro Sakai won the 1973 Japan Open round of 32 6-3 6-7 7-5.

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

Allan Stone
AUS Age 80 Right-Handed
H2H
0 – 1
1 main-draw meetings
Toshiro Sakai
JPN Age 78 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Toshiro Sakai 6-3 6-7 7-5 Allan Stone #55 Match data Oct 11, 1973* R32 Japan Open ATP 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
Allan Stone #199 #38 0 1,884 245 243 50.2% 0 0 0 0 0 0
Toshiro Sakai — — — 1,644 — — — 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.

Age Allan Stone Toshiro Sakai
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
22 1968 38–25 60.3% — 1,656 0 0 — — — — — — —
23 1969 35–20 63.6% — 1,727 0 0 — — — — — — —
24 1970 15–16 48.4% — 1,686 0 0 — — — — — — —
25 1971 16–31 34.0% — 1,611 0 0 — — — — — — —
26 1972 17–30 36.2% — 1,720 0 0 — — — — — — —
27 1973 34–33 50.7% #60 1,673 0 0 — — — — — — —
28 1974 17–18 48.6% #49 1,747 0 0 — — — — — — —
29 1975 30–21 58.8% #38 1,848 0 0 — — — — — — —
30 1976 12–21 36.4% #103 1,740 0 0 — — — — — — —
31 1977 14–15 48.3% #81 1,667 0 0 — — — — — — —
32 1978 13–9 59.1% #67 1,799 0 0 — — — — — — —
33 1979 4–4 50.0% #199 1,739 0 0 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Allan Stone Toshiro Sakai
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 %
20 — — — — — — — — — — — — — — — — — 1968 — — — — — — — — 1 2 3 33.3% — — — —
21 — — — — — — — — — — — — — — — — — 1969 — — — — — — — — 0 1 1 0.0% — — — —
22 1968 2 3 5 40.0% 13 12 25 52.0% 23 10 33 69.7% — — — — — — — — — — — — — — — — — — — — —
23 1969 2 2 4 50.0% 14 6 20 70.0% 19 12 31 61.3% — — — — 1971 0 1 1 0.0% 0 3 3 0.0% 3 3 6 50.0% — — — —
24 1970 1 4 5 20.0% 9 5 14 64.3% 5 7 12 41.7% — — — — 1972 1 1 2 50.0% 4 4 8 50.0% 2 3 5 40.0% — — — —
25 1971 6 8 14 42.9% 6 10 16 37.5% 2 6 8 25.0% 2 7 9 22.2% 1973 2 2 4 50.0% 3 8 11 27.3% 3 2 5 60.0% — — — —
26 1972 3 9 12 25.0% 0 4 4 0.0% 8 3 11 72.7% 6 14 20 30.0% 1974 0 1 1 0.0% 2 3 5 40.0% 0 1 1 0.0% — — — —
27 1973 6 7 13 46.2% 11 11 22 50.0% 14 8 22 63.6% 3 7 10 30.0% 1975 — — — — 0 3 3 0.0% 0 1 1 0.0% 0 1 1 0.0%
28 1974 3 5 8 37.5% 3 2 5 60.0% 4 3 7 57.1% 7 8 15 46.7% — — — — — — — — — — — — — — — — —
29 1975 17 9 26 65.4% 4 4 8 50.0% 2 2 4 50.0% 7 6 13 53.8% — — — — — — — — — — — — — — — — —
30 1976 2 4 6 33.3% 2 3 5 40.0% 5 4 9 55.6% 3 10 13 23.1% — — — — — — — — — — — — — — — — —
31 1977 5 5 10 50.0% 0 1 1 0.0% 9 7 16 56.3% 0 2 2 0.0% — — — — — — — — — — — — — — — — —
32 1978 1 2 3 33.3% — — — — 10 5 15 66.7% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
33 1979 1 2 3 33.3% 0 1 1 0.0% 3 1 4 75.0% — — — — — — — — — — — — — — — — — — — — —
37 — — — — — — — — — — — — — — — — — 1985 0 1 1 0.0% — — — — — — — — — — — —
Career — 49 60 109 45.0% 62 59 121 51.2% 104 68 172 60.5% 30 56 86 34.9% — 3 6 9 33.3% 9 21 30 30.0% 9 13 22 40.9% 0 1 1 0.0%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Allan Stone Toshiro Sakai
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
20 — — — — — — — — — — — — — — — — 1968 1475 92.9 — — — — — — +7 27.3% -1.91 1–0 — — +0.35
21 — — — — — — — — — — — — — — — — 1969 1467 101.7 — — — — — — — 0.0% -2.00 — — — -0.09
22 1968 1657 115.2 — — — — -149 -115 +82 59.4% +0.68 5–7 (42%) — — +1.11 — — — — — — — — — — — — — — — —
23 1969 1727 125.7 — — — — -172 -3 +49 58.4% +0.69 9–6 (60%) — — +2.08 1971 1485 106.1 — — — — — -13 +78 31.3% -1.50 1–0 1–2 (33%) — +0.49
24 1970 1686 133.4 — — — — -153 +110 -10 49.4% +0.10 1–3 (25%) 0–4 (0%) 94.2 -1.41 1972 1529 106.2 — — — — — -10 +21 51.2% +0.07 1–3 (25%) 1–2 (33%) 97.0 +1.79
25 1971 1611 134.6 — — — — -9 +62 -22 37.9% -0.50 3–11 (21%) 5–10 (33%) 89.7 -3.09 1973 1604 120.0 — — — — -14 -103 +2 40.4% -0.50 3–3 (50%) 1–4 (20%) 99.2 +0.19
26 1972 1720 144.1 — — — — -62 -102 +51 43.5% -0.33 3–10 (23%) 11–12 (48%) 95.9 -4.08 1974 1578 106.7 — — — — — -73 — 35.0% -1.00 0–2 1–0 — +0.35
27 1973 1674 128.9 — — — — -49 -62 +117 52.6% +0.37 8–16 (33%) 10–17 (37%) 89.8 +1.38 1975 1496 93.2 — — — — — -27 — 15.4% -2.54 0–1 1–0 — +0.71
28 1974 1747 136.3 — — — — -51 -91 +27 51.2% -0.06 1–7 (13%) 6–9 (40%) 93.0 -1.79 — — — — — — — — — — — — — — — —
29 1975 1849 143.5 — — — — +36 -171 -117 56.7% +0.24 9–6 (60%) 8–8 (50%) 105.3 -1.90 — — — — — — — — — — — — — — — —
30 1976 1740 146.3 — — — — +15 -49 +7 42.2% -0.40 3–7 (30%) 6–4 (60%) 97.9 -3.31 — — — — — — — — — — — — — — — —
31 1977 1667 122.8 — — — — +13 — +61 52.5% +0.48 4–7 (36%) 2–5 (29%) 92.9 +2.67 — — — — — — — — — — — — — — — —
32 1978 1799 140.3 — — — — -104 — +61 54.7% +0.36 7–4 (64%) 3–3 (50%) 104.0 -1.35 — — — — — — — — — — — — — — — —
33 1979 1739 114.2 — — — — -80 — +136 47.1% +0.18 1–0 1–1 — +1.08 — — — — — — — — — — — — — — — —
37 — — — — — — — — — — — — — — — — 1985 1487 97.5 — — — — — — — 0.0% -4.00 — — — -0.03
Career — 1884 138.6 — — — — -30 -36 +54 51.4% +0.20 54–84 (39%) 52–73 (42%) 89.1 -1.79 — 1645 109.7 — — — — -14 -57 +32 37.0% -0.91 6–9 (40%) 5–8 (38%) 97.2 +6.06

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.