Pierre Yves Bailly
2021
| Us Open Junior | Quarter | |
| Roland Garros Junior | [11] | 2R |
| J2Haskovo | [1] | 2R |
| J1Plovdiv | [1] | Semi |
| J1Villena | [1] | 3R |
Nation
BEL
Age
21 years old (born in 2003)
World Ranking
ATP Ranking　751th
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 J2Haskovo
| W | 1R | Ivan Penev | 6-2 6-3 |
| L | 2R | Robin Bertrand | 6-2 2-6 2-10 |
2021 J1Plovdiv
| 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 J1Villena
| W | 2R | Paul Inchauspe | 6-3 6-3 |
| L | 3R | Daniel Merida | 3-6 1-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9232, Number of registered players: 5,739, Number of registered results: 303,630