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Jan Kumstat tennis player profile visual with TennisJack stats and match analysis
TJPlayer research cockpit

Jan Kumstat

TennisJack analysis

Jan Kumstat currently has a useful TennisJack sample of 41 completed matches, with a 63.4% win rate in the loaded match history. The recent form line is 6-4 across the latest 10 completed matches.

Latest rank #667
M
Matches41Completed matches
%
Win rate63.4%Across all matches
F
Latest form6-4In latest 10 matches
Performance metrics
Hold Base77.4%
Break Pressure26.6%
Latest form (10 matches)
6-4
W Oldest W 2 L 3 W 4 L 5 L 6 L 7 W 8 W 9 W Latest
Surface profile
Clay 24 matches · 75.0% WR
Czech Republic flag
CountryCzech RepublicCountry profile
PlayRightRight-handed
Highest Rank#603Singles career high
Age / Birthday19Born 2 Jan 2007
Profile intelligence

Ten signals worth watching.

Built from 41 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

01

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Strong starter Break-heavy player Stable server
Set 1 punch68.3%
Service shield77.4%
Return bite26.6%
Decider risk24.4%
02

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 85.7% 12-2 - 14 matches Avg odds 1.32 | 1+ set 85.7%
Underdog 38.5% 5-8 - 13 matches Avg odds 3.42 | 1+ set 61.5%
03

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win68.3%
Breaks first S153.1%
Broken first S146.9%
Recovers S146.7%
04

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks2.15
Avg broken1.76
Balance0.39
Clean service matches39.0%
3+ breaks produced48.8%
Set 2 win63.4%
05

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

69.2%Clean 2-0 share among wins
Clean 2-0 wins18
Comeback signals26
Lost set 1, won match1
Comeback index63.4%
06

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceClay
Primary record18-6
Primary WR75.0%
Best surfaceClay 75.0%
Clay18-675.0%
Hardcourt outdoor8-657.1%
Hardcourt indoor0-30.0%
07

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds1.68
Avg loss odds3.43
Biggest win odds3.50
2.00+ odds WR33.3%
2.00+ sample12
Odds sample27
08

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share24.4%
Decider record4-6
Set 3 win40.0%
After losing S17.7%
09

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets31-10
Close-set WR75.6%
Tie-breaks10-5
Matches with tight set28
10

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Stable form · 3 wins running
W oldest W 2 L 3 W 4 L 5 L 6 L 7 W 8 W 9 W latest
Latest 5 3-2 60.0% WR
Trend delta +0.0% latest vs previous sample
Match log

All Jan Kumstat matches in the TennisJack sample.

Scan date, tournament, surface, players, odds, final score, result and service-return indicators from completed matches.

Open Player Research
Win
13.07.2026Round 19
Challenger BunschotenClay
Mateus Alves
vs
Jan Kumstat
1.67
2.10
3-6 3-6
Hold
100.0%
Break
33.3%
Win
01.06.2026Round 19
Challenger ProstejovClay
Oleg Prihodko
vs
Jan Kumstat
1.73
2.00
4-6 7-6 2-6
Hold
100.0%
Break
18.8%
Win
31.05.2026Round 14
Challenger ProstejovClay
Jan Kumstat
vs
Ji Sung Nam
1.20
4.33
6-4 6-4
Hold
88.9%
Break
30.0%
Win
28.03.2026
M15 HeraklionHardcourt outdoor
Jan Kumstat
vs
Miles Jones
1.53
2.38
6-4 7-6
Hold
90.9%
Break
16.7%
Loss
30.10.2025R16
Challenger MonastirHardcourt outdoor
Arthur Gea
vs
Jan Kumstat
1.20
4.33
6-3 6-4
Hold
-
Break
-
Win
28.10.2025R32
Challenger MonastirHardcourt outdoor
Aziz Ouakaa
vs
Jan Kumstat
3.40
1.30
6-2 2-6 3-6
Hold
84.6%
Break
25.0%