Head-to-Head
Overview
Stefan Kozlov and Yi Zhou have met 1 time so far, all in 2026. Yi Zhou leads 1–0. Their first encounter was at the 2026 Pozoblanco (R32), won by Yi Zhou.
By surface
- hard0 – 1
Stefan Kozlov and Yi Zhou have met 1 time so far, all in 2026. Yi Zhou leads 1–0. Their first encounter was at the 2026 Pozoblanco (R32), won by Yi Zhou.