Ivan Kazakov defeated Saveliy Ivanov 6-1 6-7 10-8 in the M25 Sabadell 2 q64 on clay. The upset overturned the form book — Saveliy Ivanov came in leading the head-to-head 1–0. Ivan Kazakov claimed a first win over Saveliy Ivanov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-04-23 | M15 Shymkent 2 | Q16 | clay | Saveliy Ivanov | 6-4 0-6 10-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.