I. Simakin leads the head-to-head 2-0 since 2018 against H. S. Callejon, 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 | I. Simakin | H. S. Callejon |
|---|---|---|
| Hard | 2 | 0 |
| Surface | I. Simakin | H. S. Callejon |
|---|---|---|
| Hard | 1710 (182-86) | 1481 (69-50) |
| Clay | 1267 (3-12) | 1420 (26-27) |
ELO is computed per surface from results since 2018; the win-loss pair is that surface's record.
| Date | Winner | Score | Event |
|---|---|---|---|
| Sept. 8, 2026 | I. Simakin | 2 - 1 | Phan Thiet 3 (Vietnam) - Qualification · 1/16-finals · hard |
| July 5, 2024 | I. Simakin | 2 - 0 | ITF M15 Monastir 27 Men · Quarter-finals · hard |
| Date | Opponent | Score | Event | |
|---|---|---|---|---|
| Oct. 18, 2026 | L | R. Safiullin | 2 - 0 | Almaty · Final · hard |
| Oct. 17, 2026 | W | L. Pavlovic | 1 - 2 | Almaty · Semi-finals · hard |
| Oct. 13, 2026 | L | M. Landaluce | 2 - 0 | Jinan · 1/16-finals · hard |
| Oct. 8, 2026 | L | C. Ugo Carabelli | 2 - 1 | Shanghai · 1/64-finals · hard |
| Oct. 6, 2026 | W | R. Te | 0 - 2 | Shanghai · Final · hard |
| Date | Opponent | Score | Event | |
|---|---|---|---|---|
| Oct. 17, 2026 | L | R. Bertrand | 2 - 1 | M15 Monastir 35 · Semi-finals · hard |
| Oct. 16, 2026 | W | L. Castagnola | 2 - 1 | M15 Monastir 35 · Quarter-finals · hard |
| Oct. 15, 2026 | W | T. A. Pernas | 2 - 0 | M15 Monastir 35 · 1/8-finals · hard |
| Oct. 14, 2026 | W | M. Carrascosa Diaz | 2 - 0 | M15 Monastir 35 · 1/16-finals · hard |
| Oct. 11, 2026 | W | M. Bobichon | 1 - 2 | M15 Pontevedra · Final · hard |