Head-to-Head
Overview
Petr Bar Biryukov and S. Ivanov have met 1 time so far, all in 2026. Petr Bar Biryukov leads 1–0. Their first encounter was at the 2026 M15 Astana (R32), won by Petr Bar Biryukov.
By surface
- hard1 – 0
Petr Bar Biryukov and S. Ivanov have met 1 time so far, all in 2026. Petr Bar Biryukov leads 1–0. Their first encounter was at the 2026 M15 Astana (R32), won by Petr Bar Biryukov.