ATP #540↓

Constantin Bittoun Kouzmine

Born Jan 4, 1999 · Age 27

76
Ranking pts
42
Wins 2026
33
Losses 2026
3
Titles career
Last 10:
5W–5LCurrent streak:L1Last title:M15 Kayseri 9 (ITF) · 2025Prize:$15,000Best surface 2026:Hard 57.6% (38–28)← Rankings
56%
Win rate 2026
0.5
Avg aces/match
67%
1st serve in
59%
BP saved rate
Season Statistics 2026

Last 10YTD (season)

67%1st Serve In66.3%
59%1st Serve Pts Won70.3%
53.5%2nd Serve Pts Won53.5%
0.5Aces / match3
1.5Double Faults / match1.3
58.5%BP Saved29.8%
25%BP Converted13%
34%Return Pts Won36%
57.5%Service Pts Won64.5%
45.5%Total Pts Won51%
14.5Winners / match14.8
32Unforced Errors / match24.3
Ranking History
Year-end rank · #1 at top
2017: #1197Now: #540
Form Timeline
Cumulative win rate · oldest → newest
Match Stat Trends
Last 10 matches · per-match values
Recent Matches
L
M15 Kayseri 6 · M15 Kayseri 6 - Semi-finals · Jun 27
4-6 6-1 6-7
W
M15 Kayseri 6 · M15 Kayseri 6 - Quarter-finals · Jun 26
6-3 6-1
W
M15 Kayseri 6 · M15 Kayseri 6 - 1/8-finals · Jun 25
6-3 6-1
W
M15 Kayseri 6 · M15 Kayseri 6 - 1/16-finals · Jun 24
6-4 6-1
L
M15 Kayseri 5 · M15 Kayseri 5 - 1/16-finals · Jun 17
6-2 6-1