Constantin Bittoun Kouzmine: Ranking, Schedule & Stats
Constantin Bittoun Kouzmine is a professional tennis player from France, born 4 January 1999. The Frenchman plays left-handed. Kouzmine stands 178 cm (5 ft 10 in) tall. Kouzmine has comparable records on clay (39%, 9-14) and hard (36%, 16-29). The Frenchman was born in Paris.
This page tracks Constantin Bittoun Kouzmine's upcoming schedule, latest results, recent form and surface record, with each match linking through to a detailed head-to-head and pre-match analysis. Scores update live as matches are played.
Current form
2026 season2026Kouzmine has won 12 of the last 30 first sets
Kouzmine has won 5 of 10 deciding sets
Ratings & strengths
Umpiry ratings · updated dailySurface performanceSurfaces
2026 seasonLast 12 monthsCareerMost matches this season came on hard: 10–13.
Most matches over the last 12 months came on hard: 10–14.
Win rates are close across the career: clay 39%, hard 36%.
Recent results
Last 5Beyond today · rivals & careerBeyond today
Rivals
Most meetings
Most-played rivals. The record is Kouzmine's wins–losses across all matches we have, qualifying excluded.
Season
Current seasonResults
Season breakdown
2026 · by level, surface, sets2026Career
Career overview
Titles & finals
1 final · 0 titles · 1 lostNo ATP tour-level final on record for Constantin Bittoun Kouzmine — either they have not reached one, or we do not have it in our data.
Hide finals ▴
More career statistics
Career serve & return
Absolute totals across the 68 matches we have on record. Green is Kouzmine, grey is the same stat by the players they faced.
1st-serve points won by season
| Season | Kouzmine | Opponents |
|---|---|---|
| 2026 | 69% | 72% |
| 2025 | 69% | 75% |
| 2024 | 63% | 70% |
| 2023 | 64% | 71% |
| Career | 65% | 71% |
Counted from the match statistics we hold, season by season — the cards above are career totals from our data provider, so the two can differ by a few tenths. Seasons with fewer than three matches on record are left out.
Career win–loss by level
| Level | W–L | Win % | Titles |
|---|---|---|---|
| Challenger | 5–15 | 25% | 0 |
| ITF / Futures | 16–17 | 48% | 0 |
Challenger and ITF matches are shown in grey and are not part of the tour-level total.
More on Umpiry · discovery
More players from France
All →Frequently asked · Constantin Bittoun KouzmineFrequently asked
How tall is Constantin Bittoun Kouzmine?
Constantin Bittoun Kouzmine is 178 cm (5 ft 10 in) tall.
When was Constantin Bittoun Kouzmine born?
Constantin Bittoun Kouzmine was born on 4 January 1999 (27 years old).
Where is Constantin Bittoun Kouzmine from?
Constantin Bittoun Kouzmine is from France, born in Paris on 4 January 1999.
Is Constantin Bittoun Kouzmine right or left-handed?
Constantin Bittoun Kouzmine plays left-handed.
How good is Constantin Bittoun Kouzmine on hard?
Constantin Bittoun Kouzmine's hard-court record stands at 16-29, a 36% win rate.