Tennis_Fallback_v6_f5tjzv
Jan Kumstat CZE
World Ranking # 0
Handedness right
Year Turned Pro 0
Height 0 cm
Weight 0 kg
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LATEST TOURNAMENT
Tennis_Fallback_v6_f5tjzv
14 Dec 2025 To  19 Dec 2025

Czech Tennis Extraliga

Czech Tennis Extraliga Men Singles 2025

Won - Defeated M. Vocel in group 1.
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Round
Opponents
Status
Score
Group 1
Matej Vocel
Won
7 - 5 1 - 6 2 - 6
Group 1
Radek Chodora
Won
6 - 3 6 - 4
PREVIOUS TOURNAMENTS
Tennis_Fallback_v6_f5tjzv
23 Nov 2025 To  30 Nov 2025

ATP Challenger Athens, Greece

ATP Challenger Amersfoort, Netherlands Men Singles 2025

Eliminated in round of 16 by M. Geerts.
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FEWER DETAILS
Round
Opponents
Status
Score
Round of 16
Michael Geerts
Lost
6 - 7 1 - 6
Round of 32
Maks Kasnikowski
Won
7 - 5 4 - 6 6 - 1
Qualification
Andrin Casanova
Won
6 - 0 6 - 1
Tennis_Fallback_v6_f5tjzv
09 Nov 2025 To  16 Nov 2025

ATP Challenger Decines-Charpieu, France

2025 ATP Challenger Lyon (Decines-Charpieu), France Men Singles

Eliminated in round of 32 by Y. Hanfmann.
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Round
Opponents
Status
Score
Round of 32
Yannick Hanfmann
Lost
1 - 6 3 - 6
Tennis_Fallback_v6_f5tjzv
26 Oct 2025 To  02 Nov 2025

ATP Challenger Monastir, Tunisia

2025 ATP Challenger Monastir, Tunisia Men Singles

Eliminated in round of 16 by A. Gea.
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Round
Opponents
Status
Score
Round of 16
Arthur Gea
Lost
6 - 3 6 - 4
Round of 32
Aziz Ouakaa
Won
6 - 2 2 - 6 3 - 6
Tennis_Fallback_v6_f5tjzv
04 May 2025 To  11 May 2025

ATP Challenger Prague, Czech Republic

ATP Challenger Prague, Czech Republic Men Singles 2025

Eliminated in round of 32 by F. Misolic.
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Round
Opponents
Status
Score
Round of 32
Filip Misolic
Lost
4 - 6 5 - 7
Qualification
Alex Martinez
Won
6 - 4 1 - 6 6 - 4
Qualification
Henri Squire
Won
7 - 5 6 - 7 1 - 6
Tennis_Fallback_v6_f5tjzv
27 Apr 2025 To  04 May 2025

ATP Challenger Ostrava, Czech Republic

ATP Challenger Ostrava, Czech Republic Men Singles 2025

Eliminated in round of 16 by Z. Piros.
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Round
Opponents
Status
Score
Round of 16
Zsombor Piros
Lost
3 - 6 3 - 6
Round of 32
Murphy Cassone
Won
4 - 6 6 - 7
Tennis_Fallback_v6_f5tjzv
28 Jul 2024 To  04 Aug 2024

ATP Challenger Liberec, Czech Republic

ATP Challenger Liberec, Czech Republic Men Singles 2024

Eliminated in round of 32 by J. Kym.
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Round
Opponents
Status
Score
Round of 32
Jerome Kym
Lost
6 - 3 6 - 0

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