Jan Kumstat
J. Kumstat · Czech Republic
Every match we have on file, with the price the market gave them at the time.
Last five
LWLWW
2026 record
38-15
Hard 11-8 · Clay 27-7
Average price
1.74
Match history
| Date | Event | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|
| 2026-10-15 | Olbia | J. Fearnley | 2 - 0 | 2.95 | 67% | LOST |
| 2026-10-12 | Olbia | E. Butvilas | 2 - 0 | 2.40 | 60% | WON |
| 2026-08-31 | Como | J. P. Varillas | 2 - 0 | 1.35 | 71% | LOST |
| 2026-08-22 | Prague | C. H. Tseng | 1 - 2 | 1.44 | 67% | WON |
| 2026-08-21 | Prague | F. C. Jianu | 2 - 0 | 1.33 | 73% | WON |
| 2026-08-20 | Prague | M. Mrva | 0 - 2 | 1.88 | 51% | WON |
| 2026-08-19 | Prague | S. Nagal | 2 - 0 | 1.51 | 64% | WON |
| 2026-08-18 | Prague | P. Brunclik | 0 - 2 | 1.67 | 57% | WON |
| 2026-08-16 | Hamburg | M. Moeller | 2 - 1 | 1.53 | 62% | WON |
| 2026-08-15 | Hamburg | M. Pucinelli de Almeida | 1 - 2 | 1.53 | 63% | WON |
| 2026-08-14 | Hamburg | C. Taberner | 0 - 1 RET | 1.57 | 60% | WON |
| 2026-08-13 | Hamburg | M. Houkes | 2 - 0 | 1.67 | 58% | WON |
| 2026-08-11 | Hamburg | J. Mackenzie | 1 - 2 | 1.51 | 64% | WON |
| 2026-08-10 | Hamburg | T. Zeuch | 2 - 1 | 1.06 | 88% | WON |
| 2026-08-09 | Hamburg | A. Wazny | 2 - 0 | 1.10 | 86% | WON |
| 2026-08-02 | Liberec | G. Bueno | 2 - 0 | 1.77 | 55% | WON |
| 2026-08-01 | Liberec | S. Nagal | 2 - 0 | 1.83 | 53% | WON |
| 2026-07-31 | Liberec | F. Ferreira Silva | 2 - 0 | 1.62 | 60% | WON |
| 2026-07-29 | Liberec | T. Seyboth Wild | 2 - 0 | 2.63 | 64% | WON |
| 2026-07-27 | Liberec | Z. Kolar | 1 - 2 | 2.12 | 55% | WON |
| 2026-07-24 | M25 Ollersbach | M. Erhard | 1 - 2 | 1.90 | 50% | LOST |
| 2026-07-22 | M25 Ollersbach | Y. Inui | 0 - 2 | 1.03 | 91% | WON |
| 2026-07-18 | Bunschoten | T. Gentzsch | 2 - 0 | 2.45 | 60% | LOST |
| 2026-07-17 | Bunschoten | T. Boogaard | 2 - 0 | 1.79 | 54% | WON |
| 2026-07-16 | Bunschoten | F. Broska | 2 - 1 | 1.88 | 51% | WON |
| 2026-07-14 | Bunschoten | H. Squire | 0 - 2 | 2.81 | 66% | WON |
| 2026-07-13 | Bunschoten | M. Alves | 0 - 2 | 1.95 | 51% | WON |
| 2026-07-12 | Bunschoten | L. Raquillet | 0 - 2 | 1.82 | 52% | WON |
| 2026-06-28 | Troyes | P. Lagutin | 0 - 2 | 1.45 | 65% | LOST |
| 2026-06-23 | M25 Zagreb (Croatia) | D. Markovina | 1 - 2 | 1.19 | 80% | LOST |
| 2026-06-18 | M25 Klosters | K. Wehnelt | 2 - 0 | 1.38 | 69% | LOST |
| 2026-06-17 | M25 Klosters | C. Denolly | 2 - 0 | 1.57 | 61% | WON |
| 2026-06-13 | M25 Ceska Lipa | G. Kravchenko | 2 - 1 | 1.78 | 54% | LOST |
| 2026-06-12 | M25 Ceska Lipa | M. Moeller | 2 - 0 | 1.95 | 51% | WON |
| 2026-06-11 | M25 Ceska Lipa | J. Filip | 0 - 2 | 1.34 | 71% | WON |
| 2026-06-09 | M25 Ceska Lipa | M. Covato | 2 - 0 | 1.04 | 93% | WON |
| 2026-06-02 | Prostejov | V. Sachko | 2 - 1 | 2.77 | 65% | LOST |
| 2026-06-01 | Prostejov | O. Prihodko | 1 - 2 | 1.93 | 50% | WON |
| 2026-05-31 | Prostejov | S. Nam Ji | 2 - 0 | — | — | WON |
| 2026-04-01 | M25 Heraklion 2 | I. Lopez Morillo | 0 - 1 RET | 1.40 | 68% | LOST |
Physical history
Retirements, walkovers and medical timeouts on file, newest first.
Challenger Clay won when C. Taberner retired v C. Taberner
ITF Clay advanced when V. Orlov withdrew
ITF Hard retired 0 - 1 v I. Lopez Morillo
ITF Hard retired 1 - 0 v N. Tepmahc
medical timeout 5 that season
last MTO 01.04.2026 · 5 MTOs in 2026 · score 6-4 3-2 (00 - 00') ⌚️68 m · odds 1.4-2.75 / 1.53 -2.5 | +2.5 2.35
medical timeout
last MTO 30.03.2026 · score 3-6 0-1 (00 - 00') · odds 4.30-1.16
medical timeout
last MTO 29.03.2026 · score 6-2 1-2 ('00 - 00) · odds 1.17-4.20
medical timeout
last MTO 27.01.2026 · score 6-4 3-3 (40 - A') · odds 1.22-3.65
medical timeout
last MTO 10.08.2025 · score 5-2 ('00 - 00) · odds 1.95-1.75