ATP

Jan Kumstat

Born Jan 2, 2007 · Age 19

Next · vs Pavel Lagutin · Troyes · Jun 28, 2026

3
Wins 2026
3
Losses 2026
2
Titles career
Last 10:
6W–4LCurrent streak:L2Last title:Prostejov · 2026Best surface 2026:Hard 50% (3–3)← Rankings
50%
Win rate 2026
7.7
Avg aces/match
60%
1st serve in
77%
BP saved rate
Season Statistics 2026

Last 10YTD (season)

60.3%1st Serve In60.3%
74.7%1st Serve Pts Won74.7%
54.3%2nd Serve Pts Won54.3%
7.7Aces / match7.7
2.7Double Faults / match2.7
76.7%BP Saved76.7%
44.3%BP Converted44.3%
38.7%Return Pts Won38.7%
67%Service Pts Won67%
52%Total Pts Won52%
31.7Winners / match31.7
35Unforced Errors / match35
Ranking History
Year-end rank · #1 at top
1: #12025: #675
Form Timeline
Cumulative win rate · oldest → newest
Match Stat Trends
Last 10 matches · per-match values
Recent Matches
L
Troyes · Troyes - Semi-finals · Jun 28
-
L
M25 Zagreb (Croatia) · M25 Zagreb - 1/16-finals · Jun 23
1-6 6-1 3-6
L
M25 Klosters · M25 Klosters - 1/8-finals · Jun 18
6-3 6-2
W
M25 Klosters · M25 Klosters - 1/16-finals · Jun 17
6-4 7-6
L
M25 Ceska Lipa · M25 Ceska Lipa - Semi-finals · Jun 13
3-6 7-6 6-2