Guillaume Dalmasso

France23 years oldRight-handed1.93 m

ATP rank

#6397 places this week

Points: 57
Career high: #554Jul 2026
Titles: 1
2026: 25–231

#639This week

Best #554 in Jul 2026Title

No match scheduled.

Lost 3 in a row

Points to defend

7points to defend in the next 8 weeks

Next: Budapest, 2 pts on Oct 12

Pro shows every event being defended, the round and its share of the total.

See it with Pro

ATP rankings breakdown, Sep 28

Splits

Matches

25–2352%

48 matches in 2026

LatestLost to Damien Clerc, Nevers R3215 Sep

Sets: 55–5749%
Tiebreaks: 5–838%
Deciding sets: 11–665%
From a set down: 8–1930%
Finals: 1–0100%

Nevers 2026ITF M25Court speedLost R32

R3215 Sep

Cassis Challenger 2026ChallengerCourt speedLost Q1

Q16 Sep

Hugo Car

27⁷6

Guillaume Dalmasso

06⁵4

Bagnères-de-Bigorre 2026ITF M25Court speedLost R16

R163 Sep

R321 Sep

Kingston Challenger 2026ChallengerCourt speedLost Q1

Vancouver 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

181 matches on record

SeasonAllHardClayGrassTitlesBest rank

202625–2324–201–20–11#554

202538–3037–261–3–#632

202420–1320–13––#884

20239–118–91–2–#1066

20228–46–32–1–#1580

Best wins, last 12 months

Las VegasRound of 3224 Mar

Guillaume Dalmasso

267⁷

Edward Winter

046⁵

Centurion ChallengerRound of 3226 May

Guillaume Dalmasso

17⁷4

Karan Singh

06⁴1

San JoseQuarterfinal26 Feb

San JoseRound of 3224 Feb

Guillaume Dalmasso

26³66

Olaf Pieczkowski

17⁷44

Most played

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

Titles

1 title from 5 finals.

2026Vaasad. Joaquin Guilleme