![Stan Wawrinka, of Switzerland, wipes his head after losing a point against Benoit Paire, of France, during the Rogers Cup men's tennis tournament in Toronto on Tuesday, Aug. 5, 2014. (AP Photo/The Stan Wawrinka, of Switzerland, wipes his head after losing a point against Benoit Paire, of France, during the Rogers Cup men's tennis tournament in Toronto on Tuesday, Aug. 5, 2014. (AP Photo/The](https://l450v.alamy.com/450v/2mxygfr/stan-wawrinka-of-switzerland-wipes-sweat-from-his-head-between-serves-to-novak-djokovic-of-serbia-during-the-mens-singles-final-of-the-us-open-tennis-tournament-sunday-sept-11-2016-in-new-york-ap-photojulio-cortez-2mxygfr.jpg)
Stan Wawrinka, of Switzerland, wipes his head after losing a point against Benoit Paire, of France, during the Rogers Cup men's tennis tournament in Toronto on Tuesday, Aug. 5, 2014. (AP Photo/The
![Roger Federer, of Switzerland, taps his head with his racquet during his match against Andre Agassi, of the United States, at the U.S. Open tennis tournament in New York, Wednesday, Sept. 8, Roger Federer, of Switzerland, taps his head with his racquet during his match against Andre Agassi, of the United States, at the U.S. Open tennis tournament in New York, Wednesday, Sept. 8,](https://c8.alamy.com/comp/2NGDY5B/roger-federer-of-switzerland-taps-his-head-with-his-racquet-during-his-match-against-andre-agassi-of-the-united-states-at-the-us-open-tennis-tournament-in-new-york-wednesday-sept-8-2004-ap-photokathy-willens-2NGDY5B.jpg)
Roger Federer, of Switzerland, taps his head with his racquet during his match against Andre Agassi, of the United States, at the U.S. Open tennis tournament in New York, Wednesday, Sept. 8,
![Roger Federer of Switzerland walks with his head down after losing a point in his 5-7, 6-1, 5-7, 6-2, 7-5 defeat to Novak Djokovic of Serbia in the Mens Semifinal at the Roger Federer of Switzerland walks with his head down after losing a point in his 5-7, 6-1, 5-7, 6-2, 7-5 defeat to Novak Djokovic of Serbia in the Mens Semifinal at the](https://c8.alamy.com/comp/TYM191/roger-federer-of-switzerland-walks-with-his-head-down-after-losing-a-point-in-his-5-7-6-1-5-7-6-2-7-5-defeat-to-novak-djokovic-of-serbia-in-the-mens-semifinal-at-the-us-open-tennis-championships-in-arthur-ashe-stadium-in-new-york-city-on-september-11-2010-upijohn-angelillo-TYM191.jpg)
Roger Federer of Switzerland walks with his head down after losing a point in his 5-7, 6-1, 5-7, 6-2, 7-5 defeat to Novak Djokovic of Serbia in the Mens Semifinal at the
![Davis Cup on X: "🇨🇭✨Stan-ning tennis ✨🇨🇭 Stan Wawrinka wins the tie for Switzerland with a match point drop shot 🤩 #DavisCup | @stanwawrinka | @swiss_tennis https://t.co/iw8w3Afw6p" / X Davis Cup on X: "🇨🇭✨Stan-ning tennis ✨🇨🇭 Stan Wawrinka wins the tie for Switzerland with a match point drop shot 🤩 #DavisCup | @stanwawrinka | @swiss_tennis https://t.co/iw8w3Afw6p" / X](https://pbs.twimg.com/amplify_video_thumb/1621964655815020544/img/Y40LBlgyRdVtKU19.jpg)
Davis Cup on X: "🇨🇭✨Stan-ning tennis ✨🇨🇭 Stan Wawrinka wins the tie for Switzerland with a match point drop shot 🤩 #DavisCup | @stanwawrinka | @swiss_tennis https://t.co/iw8w3Afw6p" / X
![Lausanne, Switzerland. 07th July, 2023. Jil Teichmann of Switzerland during 8th final of 8th of final Ladies Open Lausanne 2023. 8th of final Ladies Open Lausanne 2023 took place tennis club of Lausanne, Switzerland. 07th July, 2023. Jil Teichmann of Switzerland during 8th final of 8th of final Ladies Open Lausanne 2023. 8th of final Ladies Open Lausanne 2023 took place tennis club of](https://c8.alamy.com/comp/2REF0TW/lausanne-switzerland-07th-july-2023-jil-teichmann-of-switzerland-during-8th-final-of-8th-of-final-ladies-open-lausanne-2023-8th-of-final-ladies-open-lausanne-2023-took-place-tennis-club-of-lausanne-the-olympic-capital-photo-by-eric-dubostsipa-usa-credit-sipa-usalamy-live-news-2REF0TW.jpg)
Lausanne, Switzerland. 07th July, 2023. Jil Teichmann of Switzerland during 8th final of 8th of final Ladies Open Lausanne 2023. 8th of final Ladies Open Lausanne 2023 took place tennis club of
![Trier, Germany. 03rd Feb, 2023. Tennis: Men, Davis Cup, qualifying round, Germany - Switzerland, singles. Swiss Stan Trier, Germany. 03rd Feb, 2023. Tennis: Men, Davis Cup, qualifying round, Germany - Switzerland, singles. Swiss Stan](https://c8.alamy.com/comp/2MXH2C9/trier-germany-03rd-feb-2023-tennis-men-davis-cup-qualifying-round-germany-switzerland-singles-swiss-stan-wawrinka-plays-a-forehand-against-german-alexander-zverev-credit-harald-titteldpaalamy-live-news-2MXH2C9.jpg)
Trier, Germany. 03rd Feb, 2023. Tennis: Men, Davis Cup, qualifying round, Germany - Switzerland, singles. Swiss Stan
![Head Head International GmbH (Switzerland) Gravity MP 2021 U 233821 Unstrung without Coverb Size 1 : Amazon.de: Sports & Outdoors Head Head International GmbH (Switzerland) Gravity MP 2021 U 233821 Unstrung without Coverb Size 1 : Amazon.de: Sports & Outdoors](https://m.media-amazon.com/images/I/51tMVKhvFcL._AC_UF894,1000_QL80_.jpg)
Head Head International GmbH (Switzerland) Gravity MP 2021 U 233821 Unstrung without Coverb Size 1 : Amazon.de: Sports & Outdoors
![Lausanne, Switzerland. 24th July, 2023. 24.07.2023, Lausanne, Tennis Club Stade- Lausanne, Ladies Open Lausanne: Jil Teichmann - Erika Andreeva, Jil Teichmann (Photo by Maya Cretegny/Just Pictures/Sipa USA) Credit: Sipa US/Alamy Live News Lausanne, Switzerland. 24th July, 2023. 24.07.2023, Lausanne, Tennis Club Stade- Lausanne, Ladies Open Lausanne: Jil Teichmann - Erika Andreeva, Jil Teichmann (Photo by Maya Cretegny/Just Pictures/Sipa USA) Credit: Sipa US/Alamy Live News](https://c8.alamy.com/comp/2RE2MW8/lausanne-switzerland-24th-july-2023-24072023-lausanne-tennis-club-stade-lausanne-ladies-open-lausanne-jil-teichmann-erika-andreeva-jil-teichmann-photo-by-maya-cretegnyjust-picturessipa-usa-credit-sipa-usalamy-live-news-2RE2MW8.jpg)
Lausanne, Switzerland. 24th July, 2023. 24.07.2023, Lausanne, Tennis Club Stade- Lausanne, Ladies Open Lausanne: Jil Teichmann - Erika Andreeva, Jil Teichmann (Photo by Maya Cretegny/Just Pictures/Sipa USA) Credit: Sipa US/Alamy Live News
![Hopman Cup: Roger Federer emerges triumphant in historic meeting with Serena Williams | The Independent | The Independent Hopman Cup: Roger Federer emerges triumphant in historic meeting with Serena Williams | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2019/01/01/17/hopman-cup.jpg)
Hopman Cup: Roger Federer emerges triumphant in historic meeting with Serena Williams | The Independent | The Independent
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![Trier, Germany. 03rd Feb, 2023. Tennis: Men, Davis Cup, qualifying round, Germany - Switzerland, singles. Marc-Andrea Hüsler from Switzerland plays a forehand against Otte. Credit: Harald Tittel/dpa/Alamy Live News Stock Photo - Trier, Germany. 03rd Feb, 2023. Tennis: Men, Davis Cup, qualifying round, Germany - Switzerland, singles. Marc-Andrea Hüsler from Switzerland plays a forehand against Otte. Credit: Harald Tittel/dpa/Alamy Live News Stock Photo -](https://c8.alamy.com/comp/2MXFT3R/trier-germany-03rd-feb-2023-tennis-men-davis-cup-qualifying-round-germany-switzerland-singles-marc-andrea-hsler-from-switzerland-plays-a-forehand-against-otte-credit-harald-titteldpaalamy-live-news-2MXFT3R.jpg)
Trier, Germany. 03rd Feb, 2023. Tennis: Men, Davis Cup, qualifying round, Germany - Switzerland, singles. Marc-Andrea Hüsler from Switzerland plays a forehand against Otte. Credit: Harald Tittel/dpa/Alamy Live News Stock Photo -
![Andy Roddick from the USA throws his head back as he loses to Roger Federer from Switzerland in the final of the Men's Singles tournament at The Lawn Tennis Championships at Wimbledon, Andy Roddick from the USA throws his head back as he loses to Roger Federer from Switzerland in the final of the Men's Singles tournament at The Lawn Tennis Championships at Wimbledon,](https://c8.alamy.com/comp/2D33KXF/andy-roddick-from-the-usa-throws-his-head-back-as-he-loses-to-roger-federer-from-switzerland-in-the-final-of-the-mens-singles-tournament-at-the-lawn-tennis-championships-at-wimbledon-london-final-score-46757664-editorial-use-only-no-mobile-phone-use-2D33KXF.jpg)