Jannik Sinner is a professional tennis player from Italy. As of September 2025, he holds the top spot in the global rankings for men's singles. He has won four major titles, which include two Australian Open titles, one at the Wimbledon Championships, and one at the US Open, as of August 2025. Before taking up tennis professionally, the 23-year-old actually enjoyed skiing and football more than tennis.
Jannik Sinner Coaching Staff
Simone Vagnozzi and Darren Cahill are the coaches of Jannik Sinner, as of September 2025.
Simone Vagnozz
Simone Vagnozzi is a former Italian tennis player who turned into a coach. He had a career-high ranking of No. 161 in the world before deciding to take up a role on the sidelines. Vagnozzi had known Jannik Sinner since he was aged 14, and began working with him in February 2022.
Darren Cahill
Along with Vagnozzi, Darren Cahill is Sinner’s head coach and one of the most renowned mentors in tennis. The Italian No.1 brought Cahill on board in June 2022 to improve his physical and mental development. Cahill has described his collaboration with Sinner as “really enjoyable.” The pair enabled Jannik Sinner to win his first major title at the 2024 Australian Open and three more majors after that as of September 2025.
Jannik Sinner Support Staff
Following his heartbreaking defeat against Carlos Alcaraz in the French Open final, Sinner decided to move forward with his trainer, Marco Panichi, and his physiotherapist, Ulises Badio. Sinner had been working with the two since September 2024, and they had helped him win the Australian Open again in January and make it to the Roland Garros final in June.
Also Read: Jannik Sinner Parents
FAQs on Jannik Sinner
A. Jannik Sinner currently has two primary coaches — Simone Vagnozzi and Darren Cahill.
A. Riccardo Piatti was Jannik Sinner’s first coach.
A. Jannik Sinner has a head-to-head record of 6-4 vs Novak Djokovic.
A. Jannik Sinner is 24 years old, as of September 2025.
A. Jannik Sinner has won four Grand Slams as of August 2025.
A. Jannik Sinner won the 2025 Australian Open men's singles final, registering a win over German sensation Alexander Zverev in straight sets.
