Lleyton Hewitt defeated Pete Sampras in the final, 7–6(7–4), 6–1, 6–1 to win the men's singles tennis title at the 2001 US Open. It was his first major title.
Thomas Johansson defeated Marat Safin in the final, 3–6, 6–4, 6–4, 7–6(7–4) to win the men's singles tennis title at the 2002 Australian Open. Johansson became the first Swede to win the title since Mats Wilander in 1988.
Marc Rosset was the defending champion but lost in the second round to Julien Boutter.
Marat Safin was the defending champion, but lost in the second round to Vladimir Voltchkov.
Sébastien Grosjean was the defending champion but lost in the quarterfinals to Àlex Corretja.
Sébastien LeBlanc is a former Canadian tour professional tennis player. Leblanc captured three junior Grand Slam titles and played Davis Cup for Canada. More of a doubles specialist, he won five Challenger events in doubles and reached a career-high doubles ranking of World No. 127.
Jocelyn Robichaud is a former tour professional tennis player. Robichaud captured three junior Grand Slam titles and played Davis Cup for Canada. More of a doubles specialist, he won three Challenger events in doubles and reached a career-high ATP doubles ranking of World No. 119.
Tommy Ho and Sébastien Lareau were the defending champions but only Lareau competed that year with Brian MacPhie.
Jacco Eltingh and Paul Haarhuis were the defending champions but lost in the final 3–6, 6–4, 6–3 against Sébastien Lareau and Alex O'Brien.
Grant Stafford and Kevin Ullyett were the defending champions. Stafford chose to compete at Indianapolis in the same week. Ullyett partnered with Piet Norval but lost in the semifinals to the eventual champions Justin Gimelstob and Sébastien Lareau.
Justin Gimelstob and Sébastien Lareau won in the final over David Adams and John-Laffnie de Jager, 7–5, 6–7(2–7), 6–3.
Federico Browne is a former professional tennis player from Argentina.
Mihnea-Ion Năstase is a former professional tennis player from Romania. He is a nephew of two-time Grand Slam winner Ilie Năstase and his father, Constantin Năstase, was a Romanian Davis Cup representative.
Gianluigi Quinzi, is a former tennis player from Italy. On 15 April 2019 he reached his career-high singles ranking of World No. 142 on the ATP World Tour rankings. He reached his career high ranking of No. 1 in ITF Juniors rankings on 1 January 2013.
Ivan Baron is an American former professional tennis player.
Middleton Albert "Al" Parker is a former professional tennis player from the United States.
Mårten Renström is a former professional tennis player from Sweden.
Quentin Halys is a French professional tennis player. Halys has a career-high ATP singles ranking of world No. 61 achieved on 16 January 2023 and a doubles ranking of No. 129 achieved on 3 October 2022. He has won six singles titles on the ATP Challenger Tour and seven in doubles.
Eduardo Vélez is a former professional tennis player from Mexico.
Leander Paes defeated Marcos Ondruska in the final, 7–5, 2–6, 6–4 to win the boys' singles tennis title at the 1990 Wimbledon Championships.
Sébastien Lareau and Sébastien Leblanc defeated Clinton Marsh and Marcos Ondruska in the final, 7–6(7–5), 4–6, 6–3 to win the boys' doubles tennis title at the 1990 Wimbledon Championships.
South Africa