After just one year of collaboration, Daniil Medvedev has officially parted ways with Gilles Simon, confirming the split at the ABN Amro Open in Rotterdam.

Daniil Medvedev launched an extraordinary rant at the umpire before rallying to beat Stan Wawrinka at the Rotterdam Open. After missing two set points to take the lead, the second seed eventually came through 6-7 (8) 6-4 6-1 to secure a place in the last-16.

The former Major champion wrapped up the previous season in the top-5 but lacked titles. The Russian fell to Carlos Alcaraz and Jannik Sinner in Beijing and Shanghai before suffering an early loss at the Paris Masters. Daniil entered the ATP Finals as world no. 4.

Daniil Medvedev has split with Gilles Simon weeks after suffering a shock defeat to a teenage qualifier. The world No. 7 was dumped out in the second round of the Australian Open by 19-year-old Learner Tien. Medvedev added Simon to his team a year ago, but he has now shared a brutal reminder of their lack of success after they parted ways.

Daniil Medvedev’s poor start to the 2025 tennis season has resulted in a change to his coaching set-up as he has confirmed the departure of one of his coaches. Former world No 6 Gilles Simon joined the 2021 US Open winner’s team in 2024,

With Daniil Medvedev's last ATP Tour title coming in May 2023, the Russian has decided to change up his coaching staff.