Head-to-Head
Overview
Reilly Opelka and Nicolai Budkov Kjaer have met 2 times so far, all in 2026. The rivalry is level at 1–1. Their first encounter was at the 2026 Australian Open (R128), won by Reilly Opelka. Most recently they met at the 2026 Madrid (R128), with Nicolai Budkov Kjaer winning.
By surface
- clay0 – 1
- hard1 – 0