Wim Fissette (left) with Kim Clijsters after she won the Miami Open title in 2010. (Clive Brunskill / Getty Images) John Dolan was Clijsters’ manager at the time. “Wim is an amazing coach.

It’s Iga Świątek, the five-time Grand Slam champion who spent 125 weeks as the world No. 1 between early 2022 and late 2024.

Wim Fissette, left, talks with Naomi Osaka of Japan, not seen, during a training session ahead of the Brisbane International tennis tournament in Brisbane, Australia, Wednesday, Dec. 27, 2023.

Wim Fissette started working with Naomi Osaka before the 2020 season. AFP via Getty Images “When you do the right things and keep hearing from peers you are in the right direction, it’s tough ...

Just over two weeks after falling in the second round of the U.S. Open, Naomi Osaka announced that she split with coach Wim Fissette — her partner through the 2020 U.S. Open and 2021 Australian ...

Wim Fissette assessed Iga Swiatek's chances in 2025 Grand Slam tournaments and explained what changes he is making to her game. / IMAGO / Belga Headlines in the sport of tennis have been dominated ...

Days after the news broke out, Swiatek’s coach, Wim Fissette finally broke his silence in this regard. Fissette, who is Naomi Osaka’s ex-coach, joined Swiatek’s team last month.

Iga Swiatek announced coach Wim Fissette is joining her team ahead of the WTA Finals. Fissette previously coached Naomi Osaka to grand slam titles at the Australian Open and US Open, before ...

That was the question in October, when then world No. 1 Iga Swiatek brought on Wim Fissette as her head coach. Fissette, a cerebral 44-year-old from Belgium, ...

Iga Swiatek is hiring Wim Fissette to be her new coach, announcing via social media on Thursday that she is bringing aboard someone who has worked with a long list of top players that includes ...

Fissette, who is Belgian and Swiatek’s first non-Polish coach, had worked with Osaka most recently, and helped her win two of her four Grand Slam titles. He also was with Clijsters and Angelique ...