Tuna Altuna defeated Barkin Yalcinkale 6-2 6-0 in the Turkey F22 round of 32 on hard. The upset overturned the form book — Barkin Yalcinkale came in leading the head-to-head 3–0. Tuna Altuna claimed a first win over Barkin Yalcinkale in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-15 | Turkey F24 | R32 | hard | Barkin Yalcinkale | 1-0 |
| 2014-12-01 | Turkey F43 | R32 | hard | Barkin Yalcinkale | 6-4 7-5 |
| 2014-07-07 | Turkey F24 | R32 | hard | Barkin Yalcinkale | 7-6(3) 4-2 |
Averages over each player's completed matches in the selected window (2 vs 15). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About