Head-to-Head
Overview
Jan Kumstat and Duje Markovina have met 1 time so far, all in 2026. Duje Markovina leads 1–0. Their first encounter was at the 2026 M25 Zagreb (Croatia) (R32), won by Duje Markovina.
By surface
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Jan Kumstat and Duje Markovina have met 1 time so far, all in 2026. Duje Markovina leads 1–0. Their first encounter was at the 2026 M25 Zagreb (Croatia) (R32), won by Duje Markovina.