Altug Celikbilek defeated M. Sasikumar 6-3 6-3 in the Pune q16 on hard. The upset overturned the form book — M. Sasikumar came in leading the head-to-head 1–0, but Altug Celikbilek had been the form player, winning 8 of their last 10 on hard. Altug Celikbilek claimed a first win over M. Sasikumar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-07-17 | Newport | QF | grass | M. Sasikumar | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.