Montreal 
Barranquilla 
Monterrey 
Warsaw 
Ljubljana 
Montreux 
Cincinnati 
Plovdiv 2 
Hagen 
Todi 
Astana 1 
Prague 
Davis Сup Group I Tennis. Played Bittoun Kouzmine Constantin. Season 2026
Country 
France. Ranking ATP 507.
France. Ranking ATP 507. | ||||
|---|---|---|---|---|
| 02.08.2026 | Final | Bittoun Kouzmine Constantin — Debru Gabriel | 1:2 (6:3, 5:7, 4:6) |
|
| 01.08.2026 | Semi-finals | Miyoshi Kenta — Bittoun Kouzmine Constantin | 1:2 (6:4, 4:6, 4:6) |
|
| 31.07.2026 | Quarter-finals | Bittoun Kouzmine Constantin — Dhamne Manas Manoj | 2:0 (6:4, 7:5) |
|
| 30.07.2026 | Second round | Basing Max — Bittoun Kouzmine Constantin | 1:2 (6:0, 6:7, 2:6) |
|
| 28.07.2026 | First round | Bittoun Kouzmine Constantin — Ilkel Cem | 2:0 (6:3, 6:2) |
|
| 27.07.2026 | Qialification final | Bittoun Kouzmine Constantin — Lomakin Grigoriy | 2:0 (6:3, 6:1) |
|
 Segovia | ||||
| 21.07.2026 | First round | Bittoun Kouzmine Constantin — Martineau Matteo | 0:2 (4:6, 3:6) |
|
| 20.07.2026 | Qialification final | Marrero Curbelo Ivan — Bittoun Kouzmine Constantin | 2:1 (2:6, 7:6, 6:2) |
|
| 19.07.2026 | Qualifications - 1st round | Bittoun Kouzmine Constantin — Demin Yaroslav | 2:0 (7:5, 6:3) |
|
 | ||||
| 26.05.2026 | First round | Beckley Alec — Bittoun Kouzmine Constantin | 2:1 (3:6, 6:1, 6:4) |
|
 Abidjan 1 | ||||
| 23.04.2026 | Second round | Bittoun Kouzmine Constantin — Chazal Maxime | 0:2 (4:6, 4:6) |
|
| 21.04.2026 | First round | Bittoun Kouzmine Constantin — Geerts Michael (Retired) | 1:0 (6:1) |
|
| St. Brieuc | ||||
| 22.02.2026 | Qualifications - 1st round | Bittoun Kouzmine Constantin — Vandermeersch Cyril | 2:0 (6:0, 6:2) |
|
 | ||||
| 18.01.2026 | Qualifications - 1st round | Bittoun Kouzmine Constantin — Martin Dan | 2:1 (6:4, 4:6, 6:2) |
|