Mariano Kestelboim

Argentina30 years oldRight-handed1.85 m

ATP rank

#11072 places this week

Points: 14
Career high: #387Sep 2017
Titles: 5
2026: 2–8

#1107This week

Best #391 in Aug 2025Title

No match scheduled.

Lost 3 in a row

Points to defend

10points to defend in the next 8 weeks

Next: Lima 2 CH, 4 pts on Nov 2

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

2–820%

10 matches in 2026

LatestLost to Ryan Nijboer, Guayaquil Challenger Q125 Oct

Sets: 5–1525%
Tiebreaks: 1–233%
Deciding sets: 2–167%
From a set down: 0–50%
Finals: 0–0

Guayaquil Challenger 2026ChallengerCourt speedLost Q1

Q125 Oct

Ryan Nijboer

17⁸1

Mariano Kestelboim

06⁶0

Buenos Aires 2 Challenger 2026ChallengerCourt speedLost Q1

Q121 Sep

Fermin Tenti

17⁷

Mariano Kestelboim

06⁵

Lyon Challenger 2026ChallengerCourt speedLost Q1

Heilbronn Challenger 2026ChallengerCourt speedLost Q2

Q21 Jun

Alex Marti Pujolras

Mariano Kestelboim

Mariano Kestelboim · Walkover

2617⁷

Santa Cruz De La Sierra Challenger 2026ChallengerCourt speedLost R32

R3214 Apr

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

687 matches on record

SeasonAllHardClayGrassTitlesBest rank

20262–8–2–8–#413

202537–260–137–25–#391

202432–202–130–19–1#492

202320–112–218–9–#768

202215–140–115–13–#586

202122–233–419–19–#525

Best wins, last 12 months

Heilbronn ChallengerQualifying R11 Jun

Mariano Kestelboim

2617⁷

Sumit Nagal

1266³

Lima 3 ChallengerQualifying R23 Nov

Mariano Kestelboim

266⁵6

Andres Andrade

137⁷1

Concepcion ChallengerQualifying R126 Jan

Lima 2 ChallengerQualifying R227 Oct

Most played

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

Titles

5 titles from 17 finals.