Gilles-Arnaud Bailly

Gilles-Arnaud Bailly

Country (sports)	Belgium
Born	(2005-09-19) 19 September 2005 (age 20) Hasselt, Belgium
Height	1.80 m (5 ft 11 in)
Plays	Right-handed (two-handed backhand)
Prize money	US $88,096
Singles
Career record	1–2 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles	0
Highest ranking	No. 232 (20 October 2025)
Current ranking	No. 232 (20 October 2025)
Doubles
Career record	0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles	0
Highest ranking	No. 1723 (27 February 2023)
Current ranking	No. 2055 (22 September 2025)
Last updated on: 13 October 2025.

Gilles-Arnaud Bailly (born 19 September 2005) is a Belgian professional tennis player. He has a career-high ATP singles ranking of world No. 232 achieved on 20 October 2025 and a doubles ranking of No. 1723 achieved on 27 February 2023. ^[1]

Bailly had a ITF junior combined ranking of No. 1, achieved on 28 November 2022. ^[2]

Career

Juniors

Bailly was a runner-up at the 2022 French Open and the 2022 US Open in the boys' singles competition. ^{[3] [4]}

2022-2025: ATP debut and first win, top 250

He made his debut at the 2022 European Open where he received a main draw wildcard but lost in the first round to compatriot David Goffin despite playing for more than three hours and winning the second set. ^{[5] [6]}

He also received a wildcard for the qualifying competition at the 2023 European Open in Antwerp. ^[7]

He qualified for his second ATP main draw at his home tournament, the 2024 European Open but lost to Daniel Altmaier. ^[8]

Ranked No. 247, Bailly also qualified again for the main draw at home, at the 2025 European Open, ^{[9] [10]} and recorded his first ATP Tour win over Daniel Altmaier. ^{[11] [12]} As a result he moved into the top 235 in the singles rankings and to eleventh position in the NextGen race. ^{[13] [14] [15]}

ATP Challenger Tour finals

Singles: 1 (runner-up)

Legend ATP Challenger Tour (0–1)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Aug 2025	CT Porto Cup, Portugal	Challenger	Clay	Guy den Ouden	4–6, 2–6

ITF World Tennis Tour finals

Singles: 10 (6 titles, 4 runner-ups)

Legend ITF WTT (6–4)

Finals by surface Hard (1–1) Clay (5–3)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Mar 2023	M15 Antalya, Turkey	WTT	Clay	Dragoș Nicolae Mădăraș	3–6, 1–6
Win	1–1	Mar 2023	M15 Antalya, Turkey	WTT	Clay	Peter Heller	6–3, 4–6, 7–5
Win	2–1	Sep 2023	M15 Santa Margherita di Pula, Italy	WTT	Clay	Enrico Dalla Valle	6–1, 6–2
Loss	2–2	Jan 2025	M15 Monastir, Tunisia	WTT	Hard	Moez Echargui	6–3, 4–6, 5–7
Win	3–2	Feb 2025	M15 Monastir, Tunisia	WTT	Hard	Branko Djurić	6–4, 6–2
Loss	3–3	Apr 2025	M15 Antalya, Turkey	WTT	Clay	Alex Molčan	0–6, 2–6
Win	4–3	Apr 2025	M15 Oegstgeest, Netherlands	WTT	Clay	David Jordà Sanchis	7–6(7–5), 6–2
Win	5–3	Jul 2025	M25 Uriage-les-Bains, France	WTT	Clay	Marat Sharipov	6–4, 7–6(7–1)
Loss	5–4	Aug 2025	M25 Koksijde, Belgium	WTT	Clay	Lilian Marmousez	6–2, 2–6, 3–6
Win	6–4	Sep 2025	M25 Meerbusch, Germany	WTT	Clay	Max Houkes	6–4, 3–6, 7–6(7–5)

Junior Grand Slam finals

Singles: 2 (2 runner-ups)

Result	Year	Tournament	Surface	Opponent	Score
Loss	2022	French Open	Clay	Gabriel Debru	6–7(5–7), 3–6
Loss	2022	US Open	Hard	Martín Landaluce	6–7(3–7), 7–5, 2–6

Awards

2022

• ITF Junior World Champion

References

1. "Gilles Arnaud Bailly | Overview | ATP Tour | Tennis". ATP Tour. Archived from the original on 2022-09-12. Retrieved 2022-09-12.
2. "BAILLY BECOMES FIRST BELGIAN MALE TO BE CROWNED AN ITF WORLD CHAMPION". ITF. Archived from the original on 2022-12-16. Retrieved 2022-12-16.
3. "Landaluce US Open 2022 Boys Singles Champion | ATP Tour | Tennis". ATP Tour. Archived from the original on 2022-12-03. Retrieved 2022-09-12.
4. "Junior Wrap: Alexandra Eala, Martin Landaluce win 2022 US Open titles". Archived from the original on 2023-04-19. Retrieved 2023-04-19.
5. "Highlights: Goffin Edges Bailly In All-Belgian Antwerp Matchup | Video Search Results | ATP Tour | Tennis". ATP Tour. Archived from the original on 2019-04-05. Retrieved 2022-10-19.
6. "Tennis, ATP – European Open 2022: Goffin upends Gilles Arnaud Bailly". Tennis Majors. October 18, 2022. Archived from the original on April 19, 2023. Retrieved April 19, 2023.
7. "Blockx, Bailly and Onclin one step closer to main draw after wins". Europeanopen.be. 15 October 2023. Retrieved 29 December 2024.
8. "De Minaur lives up to status, Bailly ends up with honourable finish". 16 October 2024. Retrieved 29 December 2024.
9. "Strong start for the Belgians on opening Day of the BNP Paribas Fortis European Open: Blockx, Bailly and Colson advance to the next round". 12 October 2025. Retrieved 13 October 2025.
10. "Bailly advances to main draw, Blockx and Colson fall in second qualifying Round". 13 October 2025. Retrieved 13 October 2025.
11. @TennisTV (October 14, 2025). "First ATP Tour W for Gilles-Arnaud Bailly 🇧🇪The 20-year-old qualifier takes down Altmaier 6-4 6-7 6-3 for the biggest win of his career so far 👏#BNPPFEuropeanOpen" (Tweet) – via Twitter.
12. "Collignon wins all-Belgian duel against Bergs, Bailly shines again". 14 October 2025.
13. "Van de Zandschulp channels new coach bounce to upset Fonseca in Brussels". ATPTour. 14 October 2025.
14. "Jodar, Bailly charge towards Jeddah with big weeks". 20 October 2025.
15. "Jodar, Bailly charge towards Jeddah with big weeks". 20 October 2025.

External links

• Tennis portal
• Belgium portal

• Gilles-Arnaud Bailly at the Association of Tennis Professionals
• Gilles-Arnaud Bailly at the International Tennis Federation

Awards and achievements
Preceded by Shang Juncheng	ITF Junior World Champion 2022	Succeeded by João Fonseca