Petr Bar Biryukov
Petr Bar Biryukov is a Russian professional tennis player. He has a career-high Association of [Tennis Professionals|ATP] singles ranking of No. 267 achieved on 27 October 2025 and a best doubles ranking of No. 336 achieved on 22 December 2025.
Bar Biryukov plays mostly on ATP [Challenger Tour], where he has won one doubles title at 2025 [Manama Challenger – Doubles|2025 Manama Challenger], partnering with Alexandr Binda.
ATP Challenger Tour finals
Doubles: 2 (1 title, 1 runner-up)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | 2025 [International Challenger Zhangjiagang – Doubles|] | 2025 [International Challenger Zhangjiagang|Zhangjiagang Challenger], China | Challenger | Hard |  |