Jannik Sinner’s Remarkable 2025 Season: On the Verge of Tennis History at US Open

A Year of Unprecedented Success

Jannik Sinner has carved out a Grand Slam season that stands shoulder to shoulder with some of the most commanding years in history. The Italian sensation has already claimed titles at the Australian Open and Wimbledon, while also reaching the Roland Garros final.

His latest achievement came on Wednesday at the US Open, where he dispatched countryman Lorenzo Musetti 6-1, 6-4, 6-2 in the quarter-finals. This victory made him the second-youngest man in the Open Era to reach the semi-finals of all four Grand Slam events in a season, behind only Rafael Nadal’s 2008 campaign.

Record-Breaking Performance

Standing on the brink of his 300th tour-level match win, Sinner boasts an impressive 36-4 season record. At just 24 years and 18 days, he has already made history as the youngest man to record 25 wins at the majors in a single season, surpassing Mats Wilander’s 1988 record.

The defending champion’s dominance on hard courts is particularly noteworthy, as he has extended his winning streak at major hard-court events to 26 matches, matching the achievements of tennis legends Novak Djokovic and Ivan Lendl.

Battle for Year-End No. 1

Sinner’s journey continues as he aims to retain his World No. 1 ranking, with rival Carlos Alcaraz hot on his heels. His next challenge comes in the semi-finals against Felix Auger-Aliassime.

Should Sinner triumph at the US Open, he would achieve an extraordinary feat, becoming just the fourth man to win three majors in a season and reach the championship match in the fourth, joining the elite company of Roger Federer, Novak Djokovic, and Rod Laver.

Impact Beyond the Court

Off the court, Sinner’s influence continues to grow. In April 2025, he launched the Jannik Sinner Foundation, aimed at empowering children globally through education and sports. His success has sparked a surge in tennis popularity across Italy, where he has become a national sporting icon.