Widely regarded as the greatest tennis player of all time, Roger Federer has won the most number of men's Grand Slam singles titles. He is the only person to be honored with the BBC Overseas Sports Personality of the Year award on four occasions. Despite enduring several injuries, Federer continues to dominate the tennis court.

Swiss tennis sensation Martina Hingis made waves when she won the Australian Open at age 16, becoming the youngest Grand Slam singles winner of the 20th century. The youngest world number 1, too, she was named after Martina Navratilova and was the daughter of a Czech tennis player and a tennis coach.

Stan Wawrinka is a Swiss tennis player who has won three Grand Slam titles so far in his career. At the 2008 Summer Olympics in Beijing, Wawrinka won the gold medal for Switzerland in the doubles event along with teammate Roger Federer. At the 2014 Davis Cup, Stan Wawrinka played a key role in the Swiss team's victory.
Mirka Federer is a Swiss former tennis player best known as the wife of legendary tennis player Roger Federer whom she met at the 2000 Sydney Olympics. Having supported Federer throughout his career, Mirka is often praised for being a pillar of strength and is largely credited for Roger Federer's achievements on the tennis court.

Known for her tactics and positions on field, Swiss tennis star Belinda Bencic first made waves when she made it to the US Open quarterfinal at age 17. Her aggressive style of play has already helped her win 5 singles titles, including an Olympic gold medal.

Once world number 9 in singles, Swiss tennis star Timea Bacsinszky was 5 when she was encouraged to take up tennis by her tennis coach father. Born to Hungarian parents, she initially wanted to play for Hungary. The Olympic silver medalist retired in 2021, owing to a back injury and the COVID-19 pandemic.

With a career-high ranking of 36 in singles, Swiss tennis player Viktorija Golubic is definitely showing a lot of promise. While she began training in the game at age 5, she now has an Olympic doubles silver medal in her kitty, and that too, in her debut Olympic game, the 2020 Tokyo Olympics.

Spanish-born Swiss-origin tennis player Jil Teichmann not only experimented with various sports in her early days, before choosing tennis, but also learned 5 languages. With a career-best singles ranking of 31, she has 2 WTA singles and 6 ITF singles titles in her kitty. She has also defeated stars such as Naomi Osaka.

With a career-best singles ranking of 85, Swiss tennis sensation Henri Laaksonen is definitely a player to look out for. Born to former tennis player Sandro Della Piana, Laaksonen began training in the sport at age 3. While he initially represented Finland, his birth country, he later began playing for Switzerland.

Once world number 7 in singles, former Swiss tennis star Patty Schnyder has defeated the who’s who of tennis, including Maria Sharapova, Martina Hingis, and Serena Williams. Shortly before retiring from tennis, she became the oldest female to qualify for a Grand Slam, by making it to the US Open.

Born to a Spanish mother and a Slovak father in Switzerland, Rebeka Masarova was first inspired to take up tennis after watching Roger Federer in the 2003 Wimbledon final. She first gained attention after winning the 2016 French Open junior championship. While she initially played for Switzerland, she later switched to representing Spain.

Apart from an Olympic gold medal, retired Swiss tennis star Marc Rosset also has 15 singles and 8 doubles ATP titles in his kitty. The former world number 9 is now a successful sports expert on Swiss TV. He has at least one singles title win in each surface.

While she initially represented Bulgaria, former world number 3 tennis star Manuela Maleeva began playing for Switzerland after her marriage to Swiss tennis coach François Fragnière. Politically vocal, the Olympic bronze medalist co-established the party Yes, Bulgaria! She also owns a foundation that helps disabled children.

Born in Czechoslovakia, Jakob Hlasek later moved to Switzerland with his family and even made it to the Swiss national junior hockey team by 12. However, after breaking a few bones, he switched to tennis at 15. The former world number 7 was part of the 1996 World Team Cup-winning Swiss squad.

Colin Dowdeswell is a former tennis player who won 12 career titles, which includes 11 doubles titles. Dowdeswell represented three countries at different times during his playing career. He also took part in seven Davis Cup ties for two different countries. After retiring from tennis, Colin Dowdeswell started a productive career in financial services.

A 2-time Olympian, Swiss tennis player Emmanuelle Gagliardi had the highest career ranking of 42 in singles. While she initially played for Monaco, she was part of the Swiss team that reached the Fed Cup finals in 1998 and also won the doubles title in the 2004 China Open.

Swiss tennis player Arlinda Rushiti is a promising young player with an ITF singles ranking of 177 and a WTA career-high singles ranking of 512. While she began playing tennis at age 8, she now has a 77% win rate in hard court. She has represented Kosovo in Fed Cup.