ATP Tour
Czechia
Jan Kumstat
- Season
- 33–24
- 57.9% win rate
- Career
- —
- Titles
- —
- Singles
- Prize money
- —
- Career
Recent form
15 wins in a row
- WBeat Sumit Nagal
- WBeat Gonzalo Bueno
- WBeat Max Houkes
- WBeat Carlos Taberner
- WBeat Matheus Pucinelli De Almeida
- WBeat Marvin Moeller
- WBeat Jamie Mackenzie
- WBeat Sumit Nagal
- WBeat Maxim Mrva
- WBeat Filip Cristian Jianu
- WBeat Petr Brunclik
- WBeat Chun-Hsin Tseng
Oldest to newest. Hover a result for the opponent.
By surface
Strongest on clay
- Hard3–827%
- Claymost played30–1665%
Elo rating
Full leaderboard1959#43 on tour
Peak 1959 in 2026 · from 57 rated matches
- Clay
2087+128 vs overall
46 matches
Computed from every completed ATP singles match since 2008, not from ranking points: beating a strong player is worth more than beating a weak one. A surface figure is this player’s overall rating plus an adjustment learned only from their matches on that surface.
Match results
31 matches· Challenger
- WChun-Hsin Tseng2026· Prague · FClay5-7 6-3 6-0
- WPetr Brunclik2026· Prague · R32Clay7-5 6-1
- WFilip Cristian Jianu2026· Prague · SFClay6-1 6-4
- WMaxim Mrva2026· Prague · QFClay6-1 7-5
- WSumit Nagal2026· Prague · R16Clay7-5 6-3
- WJamie Mackenzie2026· Hamburg · R32Clay6-7(5) 6-3 6-3
- WMarvin Moeller2026· Hamburg · FClay4-6 7-6(5) 7-5
- WMatheus Pucinelli De Almeida2026· Hamburg · SFClay6-4 5-7 6-2
- WCarlos Taberner2026· Hamburg · QFClay7-5 RET
- WMax Houkes2026· Hamburg · R16Clay6-4 7-6(4)
- WGonzalo Bueno2026· Liberec · FClay6-3 6-1
- WSumit Nagal2026· Liberec · SFClay7-5 6-4
- WFrederico Ferreira Silva2026· Liberec · QFClay6-4 7-5
- WThiago Seyboth Wild2026· Liberec · R16Clay6-4 6-2
- WZdenek Kolar2026· Liberec · R32Clay6-2 4-6 6-3
- WHenri Squire2026· Bunschoten · R32Clay6-3 6-1
- LTom Gentzsch2026· Bunschoten · SFClay7-5 6-4
- WThijs Boogaard2026· Bunschoten · QFClay6-1 6-1
- WFlorian Broska2026· Bunschoten · R16Clay6-7(5) 6-4 6-4
- LVitaliy Sachko2026· Prostejov · R32Clay5-7 6-0 6-3
- LMichael Geerts2025· Athens · R16Hard7-6(2) 6-1
- WMaks Kasnikowski2025· Athens · R32Hard7-5 4-6 6-1
- LYannick Hanfmann2025· Lyon 2 · R32Hard6-1 6-3
- LArthur Gea2025· Monastir · R16Clay6-3 6-4
- WAziz Ouakaa2025· Monastir · R32Clay2-6 6-2 6-3
- LFilip Misolic2025· Prague · R32Clay6-4 7-5
- LZsombor Piros2025· Ostrava · R16Clay6-3 6-3
- WMurphy Cassone2025· Ostrava · R32Clay6-4 7-6(3)
- LJerome Kym2024· Liberec · R32Clay6-3 6-0
- LJaime Faria2024· Prague 2 · R32Clay6-4 6-2
- LTimofey Skatov2024· Ostrava · R32Clay6-1 6-2