Japan
| Age | 19 (31-08-2005) |
| Country | Japan |
| Birthplace | |
| Height | |
| Weight | |
| Plays | |
| Backhand | |
| Favorite Surface |  Hard 50% |
| Coach | |
| Turned Pro | |
| Player Status | Active |
Match Stats
Hard
Clay
Grass
Indoor
All
Service Stats
| Aces / Game | 0.18 | 63 / 358 |
| DFs / Game | 0.27 | 98 / 358 |
| 1st Serve % | 63.6% | 1432 / 2251 |
| 1st Serve Win % | 63.2% | 905 / 1432 |
| 2nd Serve Win % | 44.6% | 365 / 819 |
| Service Points Win % | 56.4% | 1270 / 2251 |
Return Stats
| Opponent Aces / Game | 0.35 | 124 / 358 |
| Opponent Double Faults / Game | 0.34 | 123 / 358 |
| Opponent 1st Serve % | 60.4% | 1451 / 2402 |
| 1st Return Win % | 34.5% | 500 / 1451 |
| 2nd Return Win % | 54.9% | 522 / 951 |
| Return Points Win % | 42.5% | 1022 / 2402 |
Break Points (Serve)
| Break Points Saved Per Game | 0.35 | 126 / 358 |
| Break Points Faced Per Game | 0.68 | 244 / 358 |
| Break Points Save % | 51.6% | 126 / 244 |
| Service Hold % | 67.0% | 240 / 358 |
Break Points (Rtn)
| Break Points Won Per Game | 0.30 | 107 / 358 |
| Opponent Break Points Per Game | 0.77 | 276 / 358 |
| BP Won % | 38.8% | 107 / 276 |
| Opp Hold % | 70.1% | 251 / 358 |
Sayaka Ishii Past Matches
 | Hall of Fame Open - Newport | |||||
11 Jul 2025 QF |  | 6 3 6 1 | L |  | H2H 0-0 | |
09 Jul 2025 R2 | | 3 6 6 3 6 3 | W | | H2H 0-0 | |
08 Jul 2025 R1 | | 6 1 4 6 7 5 | W | | H2H 0-0 | |
| Wimbledon - London | |||||
24 Jun 2025 Q1 | | 7 5 6 1 | L | | H2H 0-0 | |
Sayaka Ishii Surface Summary
| year | All | hard | clay | indoor | grass |
| 2025 | 16-15 | 6-8 | 0-1 | 5-2 | 5-4 |
| 2024 | 48-25 | 44-23 | 4-2 | 0-0 | 0-0 |
| 2023 | 32-20 | 21-11 | 10-7 | 1-2 | 0-0 |
| 2022 | 13-8 | 5-3 | 5-2 | 3-2 | 0-1 |
Sayaka Ishii Performance Breakdown
Tournament Level Breakdown
| Grand Slam | 25.0% | 1 / 3 |
| Masters | 0.0% | 0 / 2 |
| Main Tour | 60.0% | 6 / 4 |
| Cups | 0.0% | 0 / 0 |
| Challengers | 62.7% | 94 / 56 |
| Futures | 72.7% | 8 / 3 |
Opponent Rank Breakdown
| Vs No.1 | 0.0% | 0 / 0 |
| Vs Top.5 | 0.0% | 0 / 0 |
| Vs Top.10 | 0.0% | 0 / 0 |
| Vs Top.20 | 0.0% | 0 / 0 |
| Vs Top.50 | 0.0% | 0 / 1 |
| Vs Top.100 | 20.0% | 1 / 4 |
Surface Breakdown
| Overall | 61.9% | 109 / 67 |
| Hard | 62.8% | 76 / 45 |
| Clay | 61.3% | 19 / 12 |
| Indoor | 64.3% | 9 / 5 |
| Grass | 50.0% | 5 / 5 |
Round Breakdown
| Final | 33.3% | 1 / 2 |
| Semi-Final | 50.0% | 3 / 3 |
| Quarter-Final | 33.3% | 6 / 12 |
| Second | 51.4% | 18 / 17 |
| First | 66.0% | 35 / 18 |
| Qualifying Final | 76.9% | 20 / 6 |
| Qualifying R2 | 66.7% | 2 / 1 |
| Qualifying R1 | 72.7% | 24 / 9 |
Sayaka Ishii Titles/Finals/Semis
Title
Finals
Sayaka Ishii interesting Heads to Heads
 Sayaka Ishii | Wins VIEW H2H |  Sara Saito | ||
Sayaka Ishii | Wins VIEW H2H |  Zeynep Sonmez | ||
Sayaka Ishii | Loss VIEW H2H |  Emma Raducanu | ||
Sayaka Ishii | Loss VIEW H2H |  Katerina Siniakova | ||
Sayaka Ishii | Draw VIEW H2H |  Ellen Perez | ||
Sayaka Ishii | Draw VIEW H2H |  Saki Imamura | ||
Sayaka Ishii | Draw VIEW H2H |  Jiho Shin | ||
Sayaka Ishii | Draw VIEW H2H |  Savanna Ly | ||
Sayaka Ishii | Draw VIEW H2H |  Francesca Curmi | ||
Sayaka Ishii | Draw VIEW H2H |  Aoi Ito | ||
Sayaka Ishii | Draw VIEW H2H |  Mana Ayukawa | ||
Sayaka Ishii | Draw VIEW H2H |  Erika Sema | ||
Upcoming Tennis Predictions & Head to Heads
Lee Zelinskaya Prediction H2H (1-0)
Vidal Badia Prediction H2H (0-0)
Dessolis Encheva Prediction H2H (0-0)
Serban Gennaro Prediction H2H (0-0)
Vargova Vogt Prediction H2H (1-0)
Cano Melleiro Prediction H2H (0-0)
Angelina Voloshchuk Heather Watson Prediction H2H (0-0)
 ATP Rankings | |||
|---|---|---|---|
| 1 | 12030 PTS | ||
| 2 | 8600 PTS | ||
| 3 | 6310 PTS | ||
| 4 | 5035 PTS | ||
| 5 | 4650 PTS | ||
| 6 | 4130 PTS | ||
| 7 | 3350 PTS | ||
| 8 | 3340 PTS | ||
| 9 | 3330 PTS | ||
| 10 | 3110 PTS | ||
 Live Tennis Events | |||
|---|---|---|---|
 | EFG Swiss Open - Gstaad Switzerland | ||
 | Mifel Tennis Open - Los Cabos Mexico | ||
 | Nordea Open - Bastad Sweden | ||
 | Bunschoten Challenger Netherlands | ||
 | Granby Challenger Canada | ||
 | Pozoblanco Challenger Spain | ||
 | San Marino Challenger San Marino | ||
 | M15 Bucaramanga Colombia | ||
 | M15 Gubbio Italy | ||
 | M15 Hillcrest South Africa | ||
 | M15 Kursumlijska Banja Serbia | ||
 | M15 Monastir Tunisia | ||
 | M15 Nova Gorica Slovenia | ||
 | M15 Poprad Slovakia | ||
 | M15 Rochester United States | ||
 | M15 Slobozia Romania | ||
 | M15 Uslar Germany | ||
 | M25 Castelo Branco Portugal | ||
| M25 Gandia Spain | ||
 | M25 Kramsach Austria | ||
| M25 Louisville United States | ||
 | M25 Uriage France | ||
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