Head-to-Head
Overview
Nikolai Barsukov and Calvin Mueller have met 1 time so far, all in 2026. Calvin Mueller leads 1–0. Their first encounter was at the 2026 M15 Klagenfurt (R32), won by Calvin Mueller.
By surface
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Nikolai Barsukov and Calvin Mueller have met 1 time so far, all in 2026. Calvin Mueller leads 1–0. Their first encounter was at the 2026 M15 Klagenfurt (R32), won by Calvin Mueller.