The Professional Squash Association (PSA) is the governing body for the men's and women's professional squash circuit. The body operates in a similar fashion to the ATP and the WTA for tennis. The PSA's highest professional level, the PSA World Tour involves over 250 tournaments annually around the world. Over 1,200 players from five continents are registered with the PSA and rankings are updated monthly based on players' performances.
Stefan Casteleyn is a professional squash player who represented Belgium. He reached a career-high world ranking of World No. 7 in December 1999.
Miguel Ángel Rodríguez Forero, known as Miguel Rodríguez, is a professional male squash player who represents Colombia. He reached a career-high world ranking of World No. 4 in June 2015.
Simon Rösner is a German former professional squash player. He broke into the Top 10 PSA World Rankings for the first time in November 2014, going on to become the highest-ranked male German player of all time. Rosner subsequently reached a world ranking of No. 6 matching Germany's Sabine Schone's career-high world ranking of No. 6 in June 2015. Rosner broke into the world Top 5 in June 2018 and Top 3 in December 2018 making him the highest-ever-ranked German player.
Shawn Adam Delierre is a retired professional squash player who represented Canada. He reached a career-high world ranking of World No. 35 in March 2013.
Mathieu Castagnet is a professional squash player who represented France. He reached a career-high world ranking of World No. 6 in May 2016.
The PSA World Tour 2011 is the international squash tour organised circuit organized by the Professional Squash Association (PSA) for the 2011 squash season. The most important tournament in the series is the World Open held in Rotterdam in the Netherlands. The tour features three categories of regular events, World Series, which feature the highest prize money and the best fields, International and Challenger. The Tour is concluded by the PSA World Series Finals, the end of season championship for the top 8 rated players.
Adrian Waller is a professional squash player who represents England.
Greg Lobban is a professional squash player who represented Scotland. He reached a career-high world ranking of World No. 27 in February 2019. He joined the Professional Squash Association in 2012. He is one of Scotland's best current players on the PSA World Tour.
Paul Daniel Coll is a New Zealand professional squash player. In March 2022, he became the first New Zealand man to achieve a world ranking of World No. 1. He is a two times British Open champion, having won this tournament in 2021 and 2022.
Diego Elías Chehab is a squash player who represents Peru. He is the 2023–24 World Champion. In April 2023, he reached a ranking of number 1 in the world, the first South American player in squash history to do so.
Fares Mohamed Dessouky is an Egyptian professional squash player who represented Egypt. He reached a career-high ranking of World No. 11 in March 2017.
Nele Gilis, is a professional squash player who represents Belgium. She reached a career-high world ranking of World No. 4 in November 2023.
Ali Amr Farag is an Egyptian professional squash player. He is the 2018–19, 2020–21, 2021–22 and 2022–23 World Champion. He has a highest career world ranking of world No. 1 by the Professional Squash Association (PSA).
Jan Van Den Herrewegen is a professional squash player who represented Belgium. He has won the 2016 Squash Belgium Championship, Sutton Coldfield Open 2015, 2016 and reached a career-high world ranking of World No. 89 in February 2017.
Eddie Charlton is a professional squash player who represents England. He reached a career-high world ranking of World No. 50 in April 2015. He coaches Sara Thomas.
Youssef Ibrahim is an Egyptian professional squash player. While still playing for the Princeton University men's squash team, he beat top seed of the PSA Qatar Classic and former world number one Mohamed El Shorbagy. As of January 2024, he was ranked 22nd in the world.
Tinne Gilis is a Belgian professional squash player. As of February 2024, she reached a career high ranking of number 6 in the world.
Kaitlyn Watts is a New Zealand professional squash player. As of January 2022, she was ranked number 95 in the world.
Edwin Clain is a French professional squash player. He competed at the 2018 Men's World Junior Squash Championships. He achieved his highest career PSA ranking of 167 in March 2021 during the 2020–21 PSA World Tour.
