Horacio Zeballos

Horacio Zeballos
Zeballos in 2015
Country (sports) Argentina
ResidenceBuenos Aires, Argentina
Born (1985-04-27) 27 April 1985
Mar del Plata, Argentina
Height1.88 m (6 ft 2 in)
Turned pro2003
PlaysLeft-handed (one-handed backhand)
CoachAlejandro Lombardo
Prize moneyUS $9,367,947
Singles
Career record91–133
Career titles1
Highest rankingNo. 39 (4 March 2013)
Grand Slam singles results
Australian Open1R (2010, 2013, 2014, 2017, 2018)
French Open4R (2017)
Wimbledon2R (2018)
US Open2R (2009, 2016)
Doubles
Career record383–225
Career titles25
Highest rankingNo. 1 (6 May 2024)
Current rankingNo. 8 (9 June 2025)
Grand Slam doubles results
Australian OpenSF (2022, 2023)
French OpenW (2025)
WimbledonF (2021, 2023)
US OpenF (2019)
Other doubles tournaments
Tour FinalsF (2023)
Olympic Games1R (2021)
Medal record
Men's tennis
Representing  Argentina
Pan American Games
2007 Rio de JaneiroMen's doubles
Last updated on: 9 June 2025.

Horacio Zeballos Jr. (Latin American Spanish: [oˈɾasjo seˈβaʝos], locally [oˈɾasjo seˈβaʃos]; born 27 April 1985) is an Argentine professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the first Argentinian man to achieve the feat. He is a Grand Slam champion at the 2025 French Open with Marcel Granollers.

In singles, Zeballos has a career-high singles ranking of No. 39, achieved on 4 March 2013. He won his first and only ATP title at the 2013 Chile Open. In the final, he beat Rafael Nadal, becoming one of only five players (with Roger Federer, Novak Djokovic, Andy Murray, and Nuno Borges) to beat Nadal in a clay court final. He also reached the fourth round at the French Open, doing so in 2017, and the final in St. Petersburg in 2009, Russia, losing to Ukrainian Sergiy Stakhovsky. Zeballos won the 2009 ATP Newcomer of the Year award.

In doubles, he has won 25 ATP titles and reached the men's doubles finals at the 2019 US Open and at Wimbledon in 2021 and 2023 alongside Granollers. He reached his first doubles final at the 2010 Chile Open in Santiago, with partner Potito Starace. They lost to top seeds Łukasz Kubot and Oliver Marach. He won his first doubles title at the Argentina Open with Sebastián Prieto.