Sayaka Ishii
Peak ranking
189 (Mar 31, 2025)
Elo peak
1577 (29.3%ile)
Career record
2–3 (40.0%)
Career titles
0
Prize money
$234,029
Recent WTA Matches full match log →
Qualifying matches are shown here but excluded from main-draw summaries and leaderboards.
| Date | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Jun 23, 2026 | Wimbledon | Grand Slam | Q3 | Grass | Kaitlin Quevedo | 0-6 3-6 | L | H2H | Match data |
| Mar 19, 2025 | Miami | WTA 1000 | R128 | Hard | Emma Raducanu | 2-6 1-6 | L | H2H | Match data |
| Jan 8, 2025 | Australian Open | Grand Slam | Q3 | Hard | Sachia Vickery | 6-7(2) 4-6 | L | H2H | Match data |
| Oct 26, 2024* | Tokyo | WTA 500 | QF | Hard | Diana Shnaider | (w/o) | L | H2H | Match data |
| Oct 25, 2024* | Tokyo | WTA 500 | R16 | Hard | Zeynep Sonmez | 4-6 6-2 6-3 | W | H2H | Match data |
Rivals full rivalries list →
| 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 |
Career Results
Career Results by Surface
| Season | Age | Type | Hard | Clay | Grass | Total | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 2022 | 16 | Qualifying | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2023 | 17 | Qualifying | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2024 | 18 | Qualifying | 4 | 2 | 6 | 66.7% | — | — | — | — | — | — | — | — | 4 | 2 | 6 | 66.7% |
| 2024 | 18 | WTA | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | 2 | 2 | 4 | 50.0% |
| 2025 | 19 | Qualifying | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2025 | 19 | WTA | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2026 | 20 | Qualifying | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | 0 | 1 | 1 | 0.0% |
| Career | — | — | 2 | 3 | 5 | 40.0% | — | — | — | — | — | — | — | — | 2 | 3 | 5 | 40.0% |
Career Results by Opponent Rank
Advanced Stats
| Season | Age | ELO | ELO % | Hard % | Clay % | Grass % | Set Win % | Set Margin | SoS % | Deep Run % | Dec. Set W% | TB W | TB L | TB W% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 16 | 1480 | 34 | — | — | — | — | — | 1 | — | — | 0 | 0 | — |
| 2023 | 17 | 1472 | 28 | — | — | — | — | — | 79 | — | — | 0 | 0 | — |
| 2024 | 18 | 1568 | 74 | 69 | — | — | 62.5% | +1.89 | 81 | 50 | — | 1 | 1 | — |
| 2025 | 19 | 1563 | 74 | — | — | — | 0.0% | -4.50 | 41 | 0 | — | 0 | 0 | — |
| 2026 | 20 | 1493 | 49 | — | — | — | — | — | 21 | — | — | 0 | 0 | — |
| Career | 1566 | 74 | 68 | — | — | 50.0% | -0.24 | 68 | 33 | — | 1 | 1 | — |
Tournament Results by Category
WTA Ranking History full ranking history →
Career high
189
Career-high date
Mar 31, 2025
First top 100
—
First top 50
—
First top 20
—
First top 10
—
Ranking History Matrix
Similar Players
Other WTA players ranked by a composite similarity score over country, era, and peak rank.
| Player | Country | Peak Rank | Peak Elo | Grand Slams | Titles | M | W | L | Win % | Active Years | Match Log |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mai Hontama | JPN | 105 | 1,697 | 0 | 0 | 40 | 15 | 25 | 37.5% | 2021-2026 | Match log |
| Ena Shibahara | JPN | 120 | 1,636 | 0 | 0 | 17 | 5 | 12 | 29.4% | 2021-2025 | Match log |
| Himeno Sakatsume | JPN | 121 | 1,686 | 0 | 0 | 10 | 4 | 6 | 40.0% | 2022-2026 | Match log |
| Katarzyna Kawa | POL | 112 | 1,720 | 0 | 0 | 44 | 20 | 24 | 45.5% | 2019-2026 | Match log |
| Storm Hunter | AUS | 114 | 1,727 | 0 | 0 | 58 | 18 | 40 | 31.0% | 2014-2026 | Match log |
| Priscilla Hon | AUS | 101 | 1,684 | 0 | 0 | 57 | 17 | 40 | 29.8% | 2016-2026 | Match log |
| Irina Bara | ROU | 104 | 1,620 | 0 | 0 | 50 | 16 | 34 | 32.0% | 2017-2025 | Match log |
| Anastasia Gasanova | RUS | 121 | 1,616 | 0 | 0 | 26 | 11 | 15 | 42.3% | 2021-2025 | Match log |
| Maddison Inglis | AUS | 112 | 1,674 | 0 | 0 | 35 | 10 | 25 | 28.6% | 2016-2026 | Match log |
| Marina Stakusic | CAN | 114 | 1,709 | 0 | 0 | 24 | 10 | 14 | 41.7% | 2022-2026 | Match log |
| Jessika Ponchet | FRA | 104 | 1,645 | 0 | 0 | 35 | 10 | 25 | 28.6% | 2018-2026 | Match log |
| Mananchaya Sawangkaew | THA | 105 | 1,748 | 0 | 0 | 16 | 9 | 7 | 56.3% | 2024-2026 | Match log |
Frequently Asked Questions
- How old is Sayaka Ishii?
- Sayaka Ishii is 20 years old, born on August 31, 2005.
- Which country is Sayaka Ishii from?
- Sayaka Ishii is from Japan.
- How many Grand Slams has Sayaka Ishii won?
- Sayaka Ishii has not won a Grand Slam title.
- How many WTA 1000 titles has Sayaka Ishii won?
- Sayaka Ishii has not won a WTA 1000 title.
- What is Sayaka Ishii's highest WTA ranking?
- Sayaka Ishii's career-high WTA singles ranking is world No. 189, first achieved on March 31, 2025.
- What is Sayaka Ishii's career win-loss record?
- Sayaka Ishii has a career WTA singles record of 2 wins and 3 losses (40.0%).
- How much career prize money has Sayaka Ishii earned?
- Sayaka Ishii has earned at least $234,029 in career prize money from professional tennis.
- When did Sayaka Ishii play professional tennis?
- Sayaka Ishii turned professional in 2024 and was active through 2025.
- Who is Sayaka Ishii's biggest rival?
- Sayaka Ishii's most frequent opponent is Emma Raducanu, with a head-to-head record of 0–1 across 1 meeting.