Sayaka Ishii
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Emma Raducanu | 0 | 1 | 1 | Mar 19, 2025 | H2H |
| Diana Shnaider | 0 | 1 | 1 | Oct 26, 2024 | H2H |
| Zeynep Sonmez | 1 | 0 | 1 | Oct 25, 2024 | H2H |
| Sara Saito | 1 | 0 | 1 | Oct 24, 2024 | H2H |
| Katerina Siniakova | 0 | 1 | 1 | Aug 21, 2024 | H2H |
H2H data updated: 2026-08-25 02:46 UTC
Sayaka Ishii vs Kaitlin Quevedo
Compare the head-to-head record, career totals, season-by-season performance, and match log for Sayaka Ishii vs Kaitlin Quevedo.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
H2H Match Log
| Winner | Score | Loser | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| No head-to-head meetings found. | ||||||||
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sayaka Ishii | #466 | #188 | 376 | 1,580 | 2 | 3 | 40.0% | 0 | 0 | 0 | 0 | 0 | 0 |
| Kaitlin Quevedo | #107 | #94 | 819 | 1,666 | 4 | 6 | 40.0% | 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 | Sayaka Ishii | Kaitlin Quevedo | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | 2024 | 2–2 | 50.0% | #196 | 1,571 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 2025 | 0–1 | 0.0% | #398 | 1,565 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | — | — | — | — | — | — | — | 2026 | 4–6 | 40.0% | #107 | 1,625 | 0 | 0 |
Advanced Statistics Comparison by Age
Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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 | Sayaka Ishii | Kaitlin Quevedo | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Schedule | |
| 16 | 2022 | 1480 | 95.5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | 2023 | 1472 | 99.9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 2024 | 1572 | 119.4 | +0.69 | +1.59 | 1.162 | 53.4% | +18 | — | — | 62.5% | +1.50 | 1–1 | 1–1 | +0.17 | 2024 | 1488 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2025 | 1566 | 99.7 | +0.48 | +0.58 | 0.508 | 35.7% | — | — | — | 0.0% | -4.50 | — | — | -0.08 | 2025 | 1543 | 102.8 | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2026 | 1496 | 94.6 | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 1625 | 113.9 | -0.81 | -0.73 | 0.928 | 48.8% | -29 | +59 | — | 40.0% | -1.00 | — | 2–1 (67%) | -0.35 |
| Career | — | 1580 | 107.7 | +0.64 | +1.34 | 0.955 | 48.9% | +18 | — | — | 50.0% | +0.30 | 1–1 | 1–1 | +2.25 | — | 1667 | 109.8 | -0.81 | -0.73 | 0.928 | 48.8% | -29 | +59 | — | 40.0% | -1.00 | — | 2–1 (67%) | -4.38 |
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.
Kaitlin Quevedo
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Anhelina Kalinina | 0 | 1 | 1 | Jul 20, 2026 | H2H |
| Mayar Sherif | 0 | 1 | 1 | Jul 16, 2026 | H2H |
| Elena-Gabriela Ruse | 1 | 0 | 1 | Jul 14, 2026 | H2H |
| Elina Svitolina | 0 | 1 | 1 | May 27, 2026 | H2H |
| Leolia Jeanjean | 1 | 0 | 1 | May 25, 2026 | H2H |