Head-to-Head
Overview
M. Kubka and T. Kostovic have met 1 time so far, all in 2026. M. Kubka leads 1–0. Their first encounter was at the 2026 Warsaw (R32), won by M. Kubka.
By surface
- clay1 – 0
M. Kubka and T. Kostovic have met 1 time so far, all in 2026. M. Kubka leads 1–0. Their first encounter was at the 2026 Warsaw (R32), won by M. Kubka.