Horacio Zeballos Jr., born on April 27, 1985, is a distinguished Argentine professional tennis player who has made significant strides in the world of tennis. He achieved a remarkable career-high doubles ranking of world No. 1 on May 6, 2024, marking a historic moment as the first Argentinian man to reach this pinnacle.
Zeballos is celebrated for his Grand Slam victories, having triumphed at the 2025 French Open and the 2025 US Open alongside his partner Marcel Granollers. His prowess on the court is further highlighted by his career-high singles ranking of No. 39, attained on March 4, 2013, and his notable win at the 2013 Chile Open, where he defeated the legendary Rafael Nadal.
In addition to his singles achievements, Zeballos has excelled in doubles, amassing an impressive twenty-seven ATP titles. His journey in doubles began with a final appearance at the 2010 Chile Open, where he partnered with Potito Starace. Although they faced defeat against the top seeds, Zeballos's determination led him to secure his first doubles title at the Argentina Open with Sebastián Prieto.
Throughout his career, Zeballos has consistently demonstrated his talent and resilience, reaching the fourth round at the French Open in 2017 and finishing as a finalist in St. Petersburg in 2009. His contributions to the sport were recognized when he was awarded the ATP Newcomer of the Year in 2009, solidifying his status as a rising star in tennis.