Constantin Bittoun Kouzmine
2017
| US OPEN JUNIOR | 1R | |
| WIMBLEDON JUNIOR | 3R | |
| J1 ROEHAMPTON | [16] | Quarter |
| J1 BERLIN | [1] | 2R |
| J1 OFFENBACH | [2] | 2R |
| ROLAND GARROS JUNIOR | 2R | |
| J1 CHARLEROI-MARCINELLE | [4] | 2R |
| J1 SANTACROCE | [2] | 2R |
| J1 CASABLANCA | [2] | 3R |
| J1 VRSAR | [1] | Semi |
| J1 SARAWAK | [1] | 2R |
| J1 NONTHABURI | [1] | 3R |
| J1 LAMBARE | [5] | Win |
| J1 BARRANQUILLA | [4] | Quarter |
| J1 SANJOSE | [8] | Quarter |
2016
| J500OSAKA | [14] | 3R |
| US OPEN JUNIOR | 1R | |
| ROLAND GARROS JUNIOR | 1R |
2015
| J500OSAKA | 1R |
Nation
FRA
Age
27 years old (born in 1999)
World Ranking
ATP Ranking　559th
Rival
sam riffice (1-1)
benard bruno nkomba (1-1)
Match Details
US OPEN JUNIOR
| L | 1R | Alafia Ayeni | 6-3 3-6 4-6 |
WIMBLEDON JUNIOR
| W | 1R | Anton Matusevich | WO |
| W | 2R | Sam Riffice | 7-6 7-6 |
| L | 3R | Michael Vrbensky | 4-6 4-6 |
J1 ROEHAMPTON
| W | 1R | Benard Bruno Nkomba | 6-4 6-2 |
| W | 2R | Toru Horie | 6-3 6-2 |
| W | 3R | Vasil Kirkov | 3-6 6-1 7-6 |
| L | QF | Sam Riffice | 7-6 4-6 3-6 |
J1 BERLIN
| W | 1R | Simen Sunde Bratholm | 7-6 6-0 |
| L | 2R | Stefan Palosi | 2-6 6-4 3-6 |
J1 OFFENBACH
| L | 2R | Duje Ajdukovic | 3-6 3-6 |
ROLAND GARROS JUNIOR
| W | 1R | Tomas Machac | 6-3 1-6 6-4 |
| L | 2R | Duarte Vale | 7-5 5-7 3-6 |
J1 CHARLEROI-MARCINELLE
| L | 2R | Alberto Colas Sanchez | 6-7 3-6 |
J1 SANTACROCE
| L | 2R | Federico Iannaccone | 4-6 7-5 3-6 |
J1 CASABLANCA
| W | 2R | Bruno Caula | 6-1 6-1 |
| L | 3R | Carlos Lopez Montagud | 4-6 2-6 |
J1 VRSAR
| W | 1R | Marco Furlanetto | 6-1 6-1 |
| W | 2R | Fabian Marozsan | 6-2 6-1 |
| W | 3R | Karlo Kranic | 6-1 6-1 |
| W | QF | Mattia Frinzi | 6-4 6-3 |
| L | SF | Alen Avidzba | 6-2 5-7 1-6 |
J1 SARAWAK
| L | 2R | James Kent Trotter | 6-4 4-6 6-7 |
J1 NONTHABURI
| W | 2R | Tonkla Mulada | 6-4 6-3 |
| L | 3R | Benard Bruno Nkomba | 2-6 3-6 |
J1 LAMBARE
| W | 2R | Philip Hjorth | 6-4 6-3 |
| W | 3R | Juan Pablo Grassi Mazzuchi | 4-6 6-0 6-3 |
| W | QF | Yuta Shimizu | 5-7 7-5 6-2 |
| W | SF | Sebastian Baez | 7-5 7-6 |
| W | F | Thiago Agustin Tirante | 5-7 6-4 6-1 |
J1 BARRANQUILLA
| W | 1R | Nick Hardt | 6-1 6-4 |
| W | 2R | Franco David Aubone | 6-2 6-1 |
| W | 3R | Axel Geller | 6-1 6-4 |
| L | QF | Brian Cernoch | 5-7 4-6 |
J1 SANJOSE
| W | 1R | Tomas Kopczynski | 6-2 6-2 |
| W | 2R | Caleb Chakravarthi | 6-2 6-3 |
| W | 3R | Danny Thomas | 6-3 6-3 |
| L | QF | Trent Bryde | 7-5 1-6 4-6 |
J500OSAKA
| W | 1R | Riku Kubota | 6-2 6-1 |
| W | 2R | Syunya Maruyama | 6-1 6-2 |
| L | 3R | Yosuke Watanuki | 3-6 3-6 |
US OPEN JUNIOR
| L | 1R | Riccardo Balzerani | 7-5 4-6 1-6 |
ROLAND GARROS JUNIOR
| L | 1R | Alberto Lim | 1-6 6-3 2-6 |
J500OSAKA
| L | 1R | Sho Shimabukuro | 6-7 7-5 3-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 14549, Number of registered players: 7,577, Number of registered results: 451,713