Vitaliy Sachko defeated Tomas Liska 1-6 7-5 6-3 in the M15 Irpin 2 round of 32 on clay. The upset overturned the form book — Tomas Liska came in leading the head-to-head 2–0. Vitaliy Sachko claimed a first win over Tomas Liska in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-09-03 | M15 Szekesfehervar 1 | R32 | clay | Tomas Liska | 6-3 7-6(4) |
| 2019-05-08 | M15 Piestany 1 | R32 | clay | Tomas Liska | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.