S. Sierra leads the head-to-head 2-0 since 2018 against A. Bondar, over 2 matches.
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. Bondar |
|---|---|---|
| Grass | 1 | 0 |
| Clay | 1 | 0 |
| Surface | S. Sierra | A. Bondar |
|---|---|---|
| Hard | 1554 (53-41) | 1660 (82-86) |
| Clay | 1771 (155-61) | 1802 (164-88) |
| Grass | 1613 (9-7) | 1339 (2-11) |
ELO is computed per surface from results since 2018; the win-loss pair is that surface's record.
| Date | Winner | Score | Event |
|---|---|---|---|
| June 29, 2026 | S. Sierra | 2 - 1 | Wimbledon · 1/64-finals · grass |
| April 4, 2025 | S. Sierra | 2 - 0 | Antalya 3 · Quarter-finals · clay |
| 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 | |
|---|---|---|---|---|
| Oct. 29, 2026 | L | K. Quevedo | 0 - 2 | Guangzhou · 1/8-finals · hard |
| Oct. 26, 2026 | W | D. Snigur | 0 - 2 | Guangzhou · 1/16-finals · hard |
| Oct. 17, 2026 | L | A. Sasnovich | 2 - 0 | Ningbo · Semi-finals · hard |
| Oct. 12, 2026 | L | M. Pohankova | 0 - 2 | Wuhan · 1/32-finals · hard |
| Oct. 11, 2026 | L | M. Sawangkaew | 0 - 2 | Wuhan · Final · hard |