Luca Castelnuovo

Luca Castelnuovo (born 29 January 1997) is a Swiss tennis player.

Luca Castelnuovo

Country (sports)	Switzerland
Residence	Sonvilier, Switzerland
Born	(1997-01-29) 29 January 1997 (age 28) Locarno, Switzerland
Height	1.85 m (6 ft 1 in)
Plays	Left-handed (one-handed backhand)
Prize money	US $84,913
Singles
Career record	0–0
Career titles	0
Highest ranking	No. 477 (14 July 2025)
Current ranking	No. 477 (14 July 2025)
Doubles
Career record	0–0
Career titles	0
Highest ranking	No. 267 (11 July 2022)
Current ranking	No. 456 (30 June 2025)
Last updated on: 30 June 2025.

Castelnuovo has a career high ATP singles ranking of No. 477 achieved on 14 July 2025. He also has a career high doubles ranking of No. 267 achieved on 11 July 2022.^[1]

Castelnuovo has won 3 ATP Challenger doubles titles.

ATP Challenger Tour finals

Doubles: 3 (3 titles)

Legend ATP Challenger Tour (3–0)

Finals by surface Hard (2–0) Clay (1–0) Grass (0–0) Carpet (0–0)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Jul 2021	Amersfoort, Netherlands	Challenger	Clay	Manuel Guinard	Sergio Galdós Gonçalo Oliveira	0–6, 6–4, [11–9]
Win	2–0	Aug 2023	Zhuhai, China	Challenger	Hard	Filip Peliwo	Li Hanwen Li Zhe	7–5, 7–6(7–4)
Win	3–0	Sep 2023	Guangzhou, China	Challenger	Hard	Antoine Bellier	Ray Ho Matthew Romios	6–3, 7–6(7–5)