A. Ito leads the head-to-head 1-0 since 2018 against S. Sierra, over 1 match.
Today on TennisEdge 34 ATP & WTA matches analysed today Model probabilities, market read and our staked picks — see today's board →| Surface | S. Sierra | A. Ito |
|---|---|---|
| Hard | 0 | 1 |
| Surface | S. Sierra | A. Ito |
|---|---|---|
| Hard | 1554 (53-41) | 1603 (148-89) |
| Clay | 1771 (155-61) | 1178 (1-9) |
| Grass | 1613 (9-7) | 1394 (6-10) |
ELO is computed per surface from results since 2018; the win-loss pair is that surface's record.
| Date | Winner | Score | Event |
|---|---|---|---|
| Aug. 12, 2026 | A. Ito | 2 - 0 | Cincinnati · Semi-finals · hard |
| Date | Opponent | Score | Event | |
|---|---|---|---|---|
| Nov. 4, 2026 | L | L. Romero Gormaz | 2 - 0 | Cali · 1/8-finals · clay |
| Nov. 2, 2026 | W | S. Janicijevic | 0 - 2 | Cali · 1/16-finals · clay |
| Oct. 30, 2026 | L | J. Riera | 2 - 1 | Curitiba (Brazil) - Qualification · Quarter-finals · clay |
| Oct. 28, 2026 | W | G. Ce | 1 - 2 | Curitiba (Brazil) - Qualification · 1/8-finals · clay |
| Oct. 27, 2026 | W | J. M. Gonzalez Daniele | 0 - 2 | Curitiba (Brazil) - Qualification · 1/16-finals · clay |
| Date | Opponent | Score | Event | |
|---|---|---|---|---|
| Nov. 10, 2026 | L | C. Y. Lee | 2 - 0 | W75 Brisbane 3 (Australia) · 1/16-finals · hard |
| Nov. 4, 2026 | L | K. Swan | 2 - 0 | W100 Incheon · 1/16-finals · hard |
| Oct. 24, 2026 | L | K. Birrell | 2 - 0 | Tokyo · Semi-finals · hard |
| Oct. 18, 2026 | L | H. Dart | 2 - 1 | Osaka · Final · hard |
| Oct. 17, 2026 | W | T. C. Grant | 2 - 0 | Osaka · Semi-finals · hard |