Head-to-Head
Overview
Jule Niemeier and T. Kostovic have met 1 time so far, all in 2026. T. Kostovic leads 1–0. Their first encounter was at the 2026 W100 Aschaffenburg (Germany) (R16), won by T. Kostovic.
By surface
- clay0 – 1
Jule Niemeier and T. Kostovic have met 1 time so far, all in 2026. T. Kostovic leads 1–0. Their first encounter was at the 2026 W100 Aschaffenburg (Germany) (R16), won by T. Kostovic.