Coaching Career

Throughout my career, I had the privilege to work with incredibly talented players who, through coaching, gained the winning mindset and skill necessary to reap the desired rewards. Are you a tennis player or a coach yourself? I can help you finetune your tennis skills and improve your game.

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Career Highlights

• Coached 1 player to #1 in the world, 4 top 2s, 6 top 5s, 8 top 20s
• 6x Grand Slam champion (2x Australian Open, 1x Wimbledon, 3x US Open)
• 2x Grand Slam runner-up (1x Roland Garros, 1x Wimbledon)
• 15 WTA titles (13 singles, 2 doubles)
• 7 WTA 1000 titles (6 singles, 1 doubles)
• 1 WTA Finals championship (3 overall selections)
• 2x Olympic coach (Tokyo 2020, Paris 2024)
• Billie Jean King Cup captain for Team Belgium

Iga Świątek (Oct 2024-Current)

Started working with #1 Iga and team.

Naomi Osaka (Oct 2023-Sep 2024)

Second run with Naomi during her comeback to the tour, going from no ranking to back again in the top 100 and elevating level to compete against the top players

Best ranking #73 from NR
Second run with Naomi during her comeback to the tour

Qinwen Zheng (Jun 2023-Sep 2023)

Coached Qinwen through breaking the top 20 and winning her first WTA title.

Best ranking #19 from #23
• 2023 Palermo WTA 250 W

Naomi Osaka (Dec 2019-Jul 2022)

I joined Naomi’s team and coached her to victory at the US Open and the Australia Open a year later.

Best ranking #2 from #3
• 2022 Miami Open WTA 1000 F
• 2021 AUSTRALIAN OPEN W
• 2020 US OPEN W
• 2020 Cincinnati WTA 1000 F

Victoria Azarenka (Nov 2018-Nov 2019)

I coached Victoria for a second time and joined her team at the end of 2018.

Best ranking #38 from #51, doubles best ranking #18 from #276
Second run with Vika after her comeback to the tour
• 2019 US Open F Doubles
• 2019 Rome WTA 1000 QF
• 2019 Rome WTA 1000 W Doubles
• 2019 Acapulco WTA 250 W Doubles

Angelique Kerber (Nov 2017-Oct 2018)

During my coaching, former number-one player Angelique reached the semifinals of the Australian Open, before going on to win Wimbledon

Best ranking #2 from #21
• 2018 WIMBLEDON W, first German champion since 1996
• 2018 Australian Open SF
• 2018 Sydney Open WTA 500 W

Johanna Konta (Dec 2016-Nov 2017)

Johanna won the Sydney International and the Miami Open and made the Australian Open quarterfinals and the Wimbledon semifinals. Through her hard work, she became number four in the WTA ranking.

Best ranking #4 from #9, a career-high
• 2017 Wimbledon SF, first Brit since 1978
• 2017 Miami Open WTA 1000 W
• 2017 Australian Open QF
• 2017 Sydney Open WTA 500 W

Victoria Azarenka (Feb 2015-Jul 2016)

Victoria was a former number-one player. Together, we reached the finals at the Qatar Open, later the quarterfinals at the Australian Open. Finally, Victoria became the rare winner of the Sunshine Double, by winning Indian Wells and Miami in the same year.

Best ranking #2 from #35
• Won rare Sunshine Double (one of only 4 women)
• 2016 Miami Open WTA 1000 W
• 2016 Indian Wells WTA 1000 W
• 2016 Brisbane WTA 500 W
• 2015 Qatar WTA 1000 F

Simona Halep (Jan 2014-Nov 2014)

Simona won the WTA event in Doha, the player finals in Madrid, and played the finals at Roland Garros and the semifinals at Wimbledon. At the end of the year, she became number two in the world.

Best ranking #2 from #12
• 2014 WTA Finals Singapore F
• 2014 Bucharest WTA 250 W
• 2014 Wimbledon SF
• 2014 Roland Garros F
• 2014 Madrid WTA 1000 F
• 2014 Doha WTA 1000 W
• 2014 Indian Wells WTA 1000 SF
• 2014 Australian Open QF

Sabine Lisicki (May 2013-Sep 2013)

Sabine achieved a career highlight at Wimbledon, where she defeated Serena Williams, Agnieszka Radwanska and several other top players when making the finals.

Best ranking #14 from #25
• 2013 Wimbledon F

Kim Clijsters (Jan 2009-Sep 2011)

Starting from hitting partner between 2004-2005 to full-time coach in 2009, together we won three Grand Slams, made the WTA Finals and Kim secured the desired number-one spot in the WTA ranking.

Best ranking #1 from NR
• 2011 AUSTRALIAN OPEN W
• 2010 WTA Finals W
• 2010 US OPEN W
• 2010 Cincinnati WTA 1000 W
• 2010 Wimbledon QF
• 2010 Miami Open WTA 1000 W
• 2010 Brisbane WTA 500 W
• 2009 US OPEN W, first mother to win a Grand Slam since 1980; first WC to win a US Open in history