Pierre Yves Bailly
2021
| US OPEN JUNIOR | Quarter | |
| ROLAND GARROS JUNIOR | [11] | 2R |
| J2 HASKOVO | [1] | 2R |
| J1 PLOVDIV | [1] | Semi |
| J1 VILLENA | [1] | 3R |
2020
| J1 VILLENA-2 | Win | |
| J1 PLOVDIV-2 | Final | |
| J2 PLZEN | [3] | Quarter |
| J2 SANTODOMINGO-3 | [13] | 2R |
| J2 SIAULIAI-2 | 2R | |
| J2 TUNIS-2 | [6] | Quarter |
| J2 TUNIS | [5] | Semi |
| J3 BROMMA | [2] | Quarter |
Nation
BEL
Age
22 years old (born in 2003)
World Ranking
ATP Ranking　983th
Year-end Junior World Ranking
- Year-end 2021 77th
- Year-end 2020 31th
- Year-end 2019 182th
Match Details
2021 US OPEN JUNIOR
| W | 1R | Jack Anthrop | 6-4 6-7 6-4 |
| W | 2R | Gonzalo Bueno | 6-0 6-3 |
| W | 3R | Colton Smith | 6-4 6-4 |
| L | QF | Juncheng Shang | 6-3 3-6 2-6 |
2021 ROLAND GARROS JUNIOR
| W | 1R | Jack Anthrop | 6-1 6-3 |
| L | 2R | Sascha Gueymard Wayenburg | 6-2 2-6 4-6 |
2021 J2 HASKOVO
| W | 1R | Ivan Penev | 6-2 6-3 |
| L | 2R | Robin Bertrand | 6-2 2-6 2-10 |
2021 J1 PLOVDIV
| W | 1R | Marko Andrejic | 6-0 6-3 |
| W | 2R | Kokoro Isomura | 6-2 6-4 |
| W | QF | Alejandro Manzanera Pertusa | 7-5 6-3 |
| L | SF | Viacheslav Bielinskyi | 5-7 6-4 5-7 |
2021 J1 VILLENA
| W | 2R | Paul Inchauspe | 6-3 6-3 |
| L | 3R | Daniel Merida | 3-6 1-6 |
2020 J1 VILLENA-2
| W | 1R | Max Alcala Gurri | 6-4 5-7 6-2 |
| W | 2R | Henrique Rocha | 2-6 7-6 6-1 |
| W | QF | Mans Dahlberg | 6-2 6-4 |
| W | SF | Aleksander Orlikowski | 6-3 6-4 |
| W | F | Luca Van Assche | 6-3 6-4 |
2020 J1 PLOVDIV-2
| W | 1R | Vasil Dimitrov | 6-3 6-4 |
| W | 2R | Joaquim Almeida | 6-1 6-1 |
| W | QF | Marat Sharipov | 7-5 2-6 6-2 |
| W | SF | Peter Fajta | 7-5 6-7 6-1 |
| L | F | Jack Pinnington Jones | 1-6 2-6 |
2020 J2 PLZEN
| W | 1R | Jan Jadlovsky | 6-4 6-2 |
| W | 2R | Peter Buldorini | 6-1 6-0 |
| L | QF | Jack Pinnington Jones | 0-6 3-6 |
2020 J2 SANTODOMINGO-3
| W | 1R | Jayden Templeman | 1-6 6-1 6-1 |
| L | 2R | Stefan Leustian | 4-6 6-7 |
2020 J2 SIAULIAI-2
| W | 1R | Vilius Gaubas | 7-6 7-5 |
| L | 2R | Samuel Vincent Ruggeri | 4-6 2-6 |
2020 J2 TUNIS-2
| W | 1R | Konstantin Zhzhenov | 6-4 6-0 |
| W | 2R | Max Hans Rehberg | 6-1 6-4 |
| L | QF | Guy Den Ouden | 6-7 7-6 4-6 |
2020 J2 TUNIS
| W | 1R | Giorgio Tabacco | 6-2 3-6 6-3 |
| W | 2R | Tomas Luis | 6-2 6-4 |
| W | QF | Max Hans Rehberg | 6-1 6-2 |
| L | SF | Diego Augusto Barreto Sanchez | 3-6 2-6 |
2020 J3 BROMMA
| W | 1R | Daniel Merida | 4-6 6-3 6-2 |
| W | 2R | Piotr Pawlak | 6-4 7-6 |
| L | QF | Linus Carlsson Halldin | 3-6 6-2 6-7 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10179, Number of registered players: 6,443, Number of registered results: 375,166