Ion Tiriac Backs Jannik Sinner to Surpass 20 Majors and Target Federer’s Wimbledon Record

Ion Tiriac backs Jannik Sinner for a calendar Grand Slam and 20+ majors, predicting he could break Roger Federer's Wimbledon record.

By: AXL Media

Published: Apr 16, 2026, 4:02 AM EDT

Source: Information for this report was sourced from Tennis365

A Bold Financial and Athletic Valuation

Ion Tiriac, the Romanian billionaire and former coach to legends such as Boris Becker, has provided a staggering assessment of Jannik Sinner’s current trajectory. Speaking on Italian radio, Tiriac estimated Sinner’s economic value at roughly 100 million euros annually—more than double that of elite professional footballers. This financial valuation follows Sinner’s recent return to the world No. 1 spot, which he secured after defeating Carlos Alcaraz to claim the Monte Carlo Masters title. At 24 years old, Sinner has already amassed four Grand Slam trophies, including a successful title defense at the Australian Open and a maiden Wimbledon crown in 2025.

Chasing the Calendar Grand Slam

Tiriac argued that Sinner possesses the necessary technical and mental attributes to achieve the elusive calendar Grand Slam—winning all four major titles in a single season. He noted that the feat has not been accomplished in the men's game since Rod Laver in 1969, but believes Sinner is the most likely candidate to break that 50-year drought. Beyond seasonal dominance, the 86-year-old Tiriac stated that Sinner could "easily reach over 20" total Grand Slam titles, provided he receives the correct strategic planning and physical management from his support team.

Targeting Federer's Grass-Court Legacy

When asked which surface would yield the most success for the Italian, Tiriac pointed toward the grass courts of SW19. He specifically urged Sinner to target Roger Federer’s record of eight Wimbledon titles, noting that Sinner’s game is perfectly suited for the surface. With one Wimbledon title already secured in 2025, the projection suggests a belief in Sinner's long-term dominance on grass. Tiriac’s confidence extends to clay as well, noting that Sinner’s Monte Carlo victory and his narrow miss at the 2025 French Open prove he is a threat on all terrains.