Guillaume Dalmasso

France23 years oldRight-handed1.93 m

ATP rank

#6397 places this week

Points: 57
Career high: #554Jul 2026
Titles: 1
2026: 28–241

#639This week

Best #554 in Jul 2026Title

NextOffenbach · Round of 16

Guillaume Dalmasso14 Oct

Lewie Lane

Points to defend

5points to defend in the next 8 weeks

Next: Trois-Rivières, 2 pts on Nov 9

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

28–2454%

52 matches in 2026

LatestBeat Aleksandr Braynin, Offenbach R3212 Oct

Sets: 61–6050%
Tiebreaks: 7–944%
Deciding sets: 13–668%
From a set down: 10–1934%
Finals: 1–0100%

Offenbach 2026ITF M15Court speedWon R32

R3212 Oct

Guillaume Dalmasso

26³67¹⁰

Aleksandr Braynin

17⁷36⁸

Rodez 2026ITF M15Court speedLost QF

R168 Oct

R327 Oct

27⁷7

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

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

185 matches on record

SeasonAllHardClayGrassTitlesBest rank

202628–2427–211–20–11#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