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Jannik Sinner ends five-year partnership with coach Darren Cahill

Italian tennis star Jannik Sinner has parted ways with coach Darren Cahill following a five-year collaboration that saw the world No. 1 emerge as one of sport's dominant forces. Cahill, who had previously indicated his intention to step down, stayed on for an additional year before the recent split.

LSN Singapore · 6 November 2026

Jannik Sinner ends five-year partnership with coach Darren Cahill

Sinner and Cahill's partnership has concluded after the Australian coach extended his tenure beyond his original planned departure date. The decision marks a significant transition for the Italian champion, who has risen to prominence under Cahill's guidance over the past five years.

Cahill's decision to remain with Sinner for an extra year represented a commitment to seeing through a critical phase of the player's career development. His departure now opens a new chapter for Sinner as he seeks to consolidate his position among tennis's elite competitors.

The coaching change comes as Sinner continues to establish himself as one of the sport's most promising talents. The exact reasons for the split and Sinner's plans for securing new coaching staff have not been immediately disclosed.

Cahill's tenure with Sinner has been instrumental in the player's ascent up the rankings. The partnership's conclusion will be closely watched by the tennis community as Sinner navigates this transitional period in his career development.