Quinn Vandecasteele

United States24 years oldRight-handed1.91 m

ATP rank

#4691 places this week

Points: 98
Career high: #438Aug 2026
Titles: 1
2026: 36–30

#469This week

Best #438 in Aug 2026Title

No match scheduled.

Lost 3 in a row

Points to defend

0points to defend in the next 8 weeks

Nothing to defend in the next 8 weeks

ATP rankings breakdown, Oct 5

Splits

Matches

36–3055%

66 matches in 2026

LatestLost to Daniil Ostapenkov, Sioux Falls Challenger Q125 Oct

Sets: 85–6656%
Tiebreaks: 12–957%
Deciding sets: 6–1332%
From a set down: 4–2215%
Finals: 0–10%

Sioux Falls Challenger 2026ChallengerCourt speedLost Q1

Fort Worth Challenger 2026ChallengerCourt speedLost Q1

Austin 2026ITF M25Court speedLost R16

R1615 Oct

R3214 Oct

27⁷6

Columbus Challenger 2026ChallengerCourt speedLost Q2

267⁷

San Diego 2 Challenger 2026ChallengerCourt speedLost Q1

Serve & return

Last 12 months against the tour average

Pro Holds, breaks, aces, first and second serve, break points saved and return points won, each against the tour average.

Season by season

244 matches on record

SeasonAllHardClayGrassTitlesBest rank

202636–3028–235–43–3#438

202533–3231–280–32–1#662

202417–2017–190–1–#564

202329–1329–13––1#624

20229–79–7––#1799

20210–20–2––#1813

Best wins, last 12 months

Cleveland ChallengerRound of 323 Feb

Quinn Vandecasteele

27⁷6

Murphy Cassone

06²3

Brownsburg ChallengerRound of 3213 Aug

Dublin ChallengerQualifying R114 Jun

Winston-SalemQualifying R223 Aug

Quinn Vandecasteele

237⁷7

Pierre Hugues Herbert

166⁴5

Most played

Head-to-head against the opponents Vandecasteele has met most

Titles

1 title from 4 finals.

2023Edwardsvilled. Aidan Mchugh