Kumstat Jan - profile

Kumstat Jan 

Kumstat Jan

Country: Czech Republic
Age: 19 (2. 1. 2007)
Current/Highest rank - singles: 194. / 184.
Current/Highest rank - doubles: 514. / 449.
Sex: man
Plays: right
  • Next match
Tournament Round Start Match H A
 Taipei challenger Next opponent is not known yet
 
Year Round
The player takes part in the tournament for the first time.
 

Player's record

Year Summary Clay Hard Indoors Grass Not set
Summary: 68/43 44/23 15/13 9/7 - -
2026 39/17 27/8 8/6 4/3 - -
2025 26/18 17/9 7/7 2/2 - -
2024 3/4 0/3 - 3/1 - -
2023 0/1 0/1 - - - -
2022 0/3 0/2 - 0/1 - -
Year Summary Clay Hard Indoors Grass Not set
Summary: 35/14 21/11 12/2 2/1 - -
2026 19/6 9/4 8/1 2/1 - -
2025 15/7 11/6 4/1 - - -
2022 1/1 1/1 - - - -
No record for this player.
Year Main tournaments Lower level tournaments
2026 - 3
Total: 0 3
Year Main tournaments Lower level tournaments
2026 - 4
2025 - 1
Total: 0 5
Year Main tournaments Lower level tournaments
No titles
  Como challenger Round Result H A
31.08.   Varillas J. - Kumstat J. 1R 6-4, 6-3 3.37 1.30
  Prague 2 challenger Round Result H A
22.08.   Kumstat J. - Tseng C. F 5-7, 6-3, 6-0 1.39 2.87
21.08.   Kumstat J. - Jianu F. SF 6-1, 6-4 1.30 3.36
20.08.   Kumstat J. - Mrva M. QF 6-1, 7-5 1.75 1.98
19.08.   Kumstat J. - Nagal S. R16 7-5, 6-3 1.47 2.57
18.08.   Kumstat J. - Brunclik P. 1R 7-5, 6-1 1.62 2.20
  Hamburg challenger Round Result H A
16.08.   Kumstat J. - Moeller M. F 4-6, 7-65, 7-5 1.56 2.30
15.08.   Kumstat J. - Pucinelli De Almeida M. SF 6-4, 5-7, 6-2 1.48 2.52
14.08.   Kumstat J. - Taberner C. QF 7-5, 0-0 1.61 2.21
13.08.   Kumstat J. - Houkes M. R16 6-4, 7-64 1.61 2.20
11.08.   Kumstat J. - MacKenzie J. 1R 65-7, 6-3, 6-3 1.51 2.45
  Liberec challenger Round Result H A
02.08.   Kumstat J. - Bueno G. F 6-3, 6-1 1.71 2.05
01.08.   Kumstat J. - Nagal S. SF 7-5, 6-4 1.78 1.95
31.07.   Kumstat J. - Silva F. QF 6-4, 7-5 1.57 2.29
29.07.   Kumstat J. - Seyboth Wild T. R16 6-4, 6-2 2.53 1.48
27.07.   Kumstat J. - Kolar Z. 1R 6-2, 4-6, 6-3 2.11 1.67
  Futures 2026 Round Result H A
24.07.   Erhard M. - Kumstat J. QF 1-6, 7-61, 6-2 1.83 1.86
23.07.   Kumstat J. - Orlov V. R16 1.34 2.97
22.07.   Kumstat J. - Inui Y. 1R 6-4, 6-2 1.02 10.56
  Bunschoten challenger Round Result H A
18.07.   Gentzsch T. - Kumstat J. SF 7-5, 6-4 1.58 2.27
17.07.   Kumstat J. - Boogaard T. QF 6-1, 6-1 1.71 2.06
16.07.   Kumstat J. - Broska F. R16 65-7, 6-4, 6-4 1.83 1.89
14.07.   Kumstat J. - Squire H. 1R 6-3, 6-1 2.61 1.45
13.07.   Kumstat J. - Alves M. Q-R16 6-3, 6-3 1.97 1.76
12.07.   Kumstat J. - Raquillet L. Q-1R 7-62, 6-4 1.76 1.95
  Troyes challenger Round Result H A
28.06.   Lagutin P. - Kumstat J. Q-1R 7-65, 6-2 2.70 1.42
  Futures 2026 Round Result H A
23.06.   Markovina D. - Kumstat J. 1R 6-1, 1-6, 6-3 4.50 1.17
18.06.   Wehnelt K. - Kumstat J. R16 6-3, 6-2 2.94 1.36
17.06.   Kumstat J. - Denolly C. 1R 6-4, 7-63 1.54 2.32
13.06.   Kravchenko G. - Kumstat J. SF 3-6, 7-64, 6-2 1.95 1.77
12.06.   Kumstat J. - Moeller M. QF 7-65, 6-4 1.89 1.81
11.06.   Kumstat J. - Filip J. R16 6-2, 6-1 1.28 3.37
09.06.   Kumstat J. - Covato M. 1R 6-4, 6-3 1.04 10.12
  Prostejov challenger Round Result H A
02.06.   Sachko V. - Kumstat J. 1R 5-7, 6-0, 6-3 1.44 2.64
01.06.   Kumstat J. - Prihodko O. Q-R16 6-4, 610-7, 6-2 1.89 1.82
31.05.   Kumstat J. - Nam J. Q-1R 6-4, 6-4 1.12 5.50
  Prague 2 challenger Round Result H A
19.08.   Pauls / Vlieg - Kumst / Pecak R16 7-64, 3-6, 10-6 1.14 4.67
  Liberec challenger Round Result H A
29.07.   Dev S / Sinha - Kumst / Vrba R16 6-3, 1-6, 10-8 2.65 1.39
  Futures 2026 Round Result H A
25.07.   Kumst / Pecak - Shari / Tsits F 7-5, 7-64 1.61 2.12
24.07.   Kumst / Pecak - Motsn / Zakar SF 6-1, 7-61 1.48 2.47
23.07.   Kumst / Pecak - Doley / Fisch QF 6-1, 6-0 1.25 3.50
22.07.   Kumst / Pecak - Ihlen / Lapor R16 7-64, 6-3 1.08 6.09
  Bunschoten challenger Round Result H A
16.07.   Romio / Uesug - Barto / Kumst QF 6-4, 6-2 1.55 2.34
15.07.   Barto / Kumst - Campa / Uzhyl R16 6-3, 6-2 1.08 5.47
  Futures 2026 Round Result H A
27.06.   Kumst / Vrba - Neos / Tsits F 6-4, 6-3    
26.06.   Kumst / Vrba - Saban / Saban SF 6-4, 3-6, 10-7 2.93 1.34
25.06.   Kumst / Vrba - Chepe / Priho QF 1.85 1.85
24.06.   Kumst / Vrba - Bahra / Sulta R16 6-1, 6-1    
12.06.   Cerny / Hrazd - Klima / Kumst QF 6-1, 65-7, 11-9 1.84 1.84
09.06.   Klima / Kumst - Nagou / Sakel R16 6-4, 6-2 1.68 2.03
No matches.
 
  Futures 2025 Round Result H A
27.09.   Krumich M. - Kumstat J. SF 7-5, 6-2    
27.09.   Kumstat J. - Moeller M. QF 7-5, 6-4 2.16 1.62
26.09.   Kumstat J. - Vanshelboim E. R16 6-4, 6-4 1.54 2.30
24.09.   Kumstat J. - Doskocil M. 1R 6-4, 6-2 1.09 6.75
10.08.   Martin Manzano J. - Kumstat J. F 6-4, 63-7, 4-1 2.30 1.54
09.08.   Kumstat J. - Fiorentini A. SF 7-65, 6-1 1.17 4.45
08.08.   Kumstat J. - Michalik R. QF 6-2, 6-4 1.13 5.19
07.08.   Kumstat J. - Tadic V. R16 6-2, 6-2 1.07 7.02
06.08.   Kumstat J. - Homola P. 1R 6-4, 6-0 1.07 7.10
27.07.   Weis A. - Kumstat J. F 6-4, 66-7, 6-1 1.56 2.26
27.07.   Kumstat J. - Mazza M. SF 0-1 1.96 1.75
25.07.   Kumstat J. - Marmousez L. QF 7-5, 7-61 3.51 1.26
24.07.   Kumstat J. - Ferrari G. R16 6-3, 6-4 1.95 1.77
23.07.   Kumstat J. - Tabacco F. 1R 7-64, 5-7, 6-4 1.68 2.07
12.06.   Krumich M. - Kumstat J. R16 2-6, 6-3, 6-3 1.68 2.07
10.06.   Kumstat J. - Orlov V. 1R 7-65, 6-2 1.59 2.22
16.05.   Kellovsky D. - Kumstat J. QF 6-3, 3-6, 6-1 1.69 2.06
15.05.   Kumstat J. - Boros A. R16 6-4, 7-5 1.58 2.24
14.05.   Kumstat J. - Fernandez B. 1R 6-4, 7-64 1.12 5.41
  Prague 2 challenger Round Result H A
06.05.   Misolic F. - Kumstat J. 1R 6-4, 7-5 1.10 6.46
05.05.   Kumstat J. - Martinez A. Q-R16 6-4, 1-6, 6-4 2.43 1.51
04.05.   Kumstat J. - Squire H. Q-1R 5-7, 7-65, 6-1 6.21 1.10
  Ostrava challenger Round Result H A
01.05.   Piros Z. - Kumstat J. R16 6-3, 6-3 1.06 8.62
29.04.   Kumstat J. - Cassone M. 1R 6-4, 7-63 6.54 1.10
  Futures 2025 Round Result H A
15.04.   Mrva M. - Kumstat J. 1R 6-3, 6-1 1.17 4.83
09.04.   Fomin S. - Kumstat J. 1R 6-2, 6-2 1.19 4.27
  Futures 2025 Round Result H A
23.09.   Cizek / Paty - Klima / Kumst R16 68-7, 6-4, 10-4 2.35 1.52
08.08.   Van H / Vanka - Klima / Kumst SF 6-3, 7-5    
07.08.   Klima / Kumst - Hrazd / Ramsk QF 6-3, 7-5 2.21 1.58
06.08.   Klima / Kumst - Krajn / Skof R16 6-0, 6-1    
  Liberec challenger Round Result H A
31.07.   Pauls / Vrben - Brunc / Kumst QF 7-62, 7-64 1.28 3.37
30.07.   Brunc / Kumst - Cerny / Kucer R16 6-4, 6-4 1.56 2.25
  Futures 2025 Round Result H A
14.06.   Orlov / Roman - Kumst / Polja F 7-64, 6-1 1.84 1.84
13.06.   Kumst / Polja - Baum / Kalin SF 5-7, 6-1, 10-5 1.34 2.89
12.06.   Kumst / Polja - Einig / Parou QF 6-3, 6-3 1.03 8.50
11.06.   Kumst / Polja - Jupa / Vrba R16 6-3, 6-2    
17.05.   Barro / Nikle - Kumst / Petak F 7-66, 7-65 1.39 2.73
16.05.   Kumst / Petak - Fuele / Madar SF 6-0, 6-3 1.99 1.72
15.05.   Kumst / Petak - Boros / Kisan QF 6-3, 7-66 1.51 2.41
13.05.   Kumst / Petak - Ambar / Cerny R16 6-2, 6-2 1.36 2.92
18.04.   Sperl / Vanka - Kumst / Mrva SF 6-3, 6-4    
17.04.   Kumst / Mrva - Hanne / Vansh QF 6-1, 6-3 2.10 1.65
16.04.   Kumst / Mrva - Karol / Lanik R16 63-7, 6-4, 10-5 2.89 1.36
No matches.
 
  Liberec challenger Round Result H A
30.07.   Kym J. - Kumstat J. 1R 6-3, 6-0 1.08 7.06
  Prague 2 challenger Round Result H A
06.05.   Faria J. - Kumstat J. 1R 6-4, 6-2 1.08 7.65
  Ostrava challenger Round Result H A
22.04.   Skatov T. - Kumstat J. 1R 6-1, 6-2 1.11 6.10
No matches.
No matches.
 
  Prostejov challenger Round Result H A
04.06.   Valkusz M. - Kumstat J. Q-1R 6-4, 6-2 1.05 9.41
No matches.
No matches.
 
  Futures 2022 Round Result H A
28.09.   Jirousek T. - Kumstat J. 1R 6-4, 6-4 1.14 5.13
  Prostejov challenger Round Result H A
29.05.   Wessels L. - Kumstat J. Q-1R 6-3, 6-2 1.04 10.06
  Futures 2022 Round Result H A
29.09.   Juraj / Sinia - Kumst / Mrva QF 6-0, 2-6, 10-4 1.19 4.02
28.09.   Kumst / Mrva - Brayn / Tomes R16 3-6, 6-3, 10-5 2.98 1.32
No matches.
 
  • Injuries
Start Tournament Reason
01.04.2026 - 31.05.2026  Futures 2026 retired
27.01.2026 - 17.02.2026  Futures 2026 retired
10.08.2025 - 23.09.2025  Futures 2025 retired
 
 
 
 
  • Reklamní sdělení
 
 
 
TOPlist