| Singles | |
|---|---|
| 2001 Hamlet Cup | |
| 2000 Champion |  Magnus Norman |
| Champion |  Tommy Haas |
| Runner-up |  Pete Sampras |
| Score | 6–3, 3–6, 6–2 |
Magnus Norman was the defending champion but did not compete that year.
Tommy Haas won in the final 6–3, 3–6, 6–2 against Pete Sampras.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
Àlex Corretja (first round) Pete Sampras (final)
Arnaud Clément (semifinals) Thomas Johansson (semifinals) Tommy Haas (champion)
Goran Ivanišević (first round) Jan-Michael Gambill (first round) Thomas Enqvist (quarterfinals)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.
Guillermo Cañas defeated Andy Roddick in the final, 6–4, 7–5 to win the men's singles tennis title at the 2002 Canada Masters.
Andy Roddick was the defending champion and won in the final 7–6(11–9), 6–3 against Pete Sampras.
Pete Sampras defeated the defending champion Boris Becker in the final, 3–6, 7–6(7–5), 7–6(7–4), 6–7(11–13), 6–4 to win the singles tennis title at the 1996 ATP Tour World Championships. It was his third Tour Finals title. Andre Agassi withdrew after the first round robin match to be replaced by Thomas Enqvist because of health issues.
Defending champion Andre Agassi defeated Pete Sampras in the final, 3–6, 6–2, 6–3 to win the men's singles tennis title at the 1995 Canadian Open.
Boris Becker defeated Pete Sampras in the final, 3–6, 6–3, 3–6, 6–3, 6–4 to win the singles tennis title at the 1996 Eurocard Open.
Pete Sampras defeated Jonas Björkman in the final, 6–3, 4–6, 6–3, 6–1 to win the singles tennis title at the 1997 Paris Open.
Pete Sampras defeated the defending champion Patrick Rafter in a rematch of the previous year's final, 7–6(9–7), 6–3 to win the singles tennis title at the 1999 Cincinnati Masters.
Andre Agassi defeated Marat Safin in the final, 7–6(7–1), 6–2, 4–6, 6–4 to win the singles tennis title at the 1999 Paris Open.
Pete Sampras defeated Gustavo Kuerten in the final, 6–1, 6–7(2–7), 7–6(7–5), 7–6(10–8) to win the men's singles tennis title at the 2000 Miami Open.
Gustavo Kuerten defeated Marat Safin in the final, 6–4, 5–7, 6–4, 5–7, 7–6(7–3) to win the singles tennis title at the 2000 Hamburg European Open.
Andre Agassi defeated Jan-Michael Gambill in the final, 7–6(7–4), 6–1, 6–0 to win the men's singles tennis title at the 2001 Miami Open. With the win, he completed the Sunshine Double.
Andre Agassi was the defending champion, but Pete Sampras defeated him 7–6(8–6), 6–7(6–8), 6–3, in the final.
Magnus Larsson was the defending champion but did not compete that year.
Tommy Haas was the defending champion but lost in the semifinals to Paradorn Srichaphan.
Andre Agassi was the defending champion but lost in the final 6–2, 6–3 against Pete Sampras.
Michael Chang was the defending champion but lost in the final 6–4, 3–6, 6–4 against Pete Sampras.
Jim Courier was the defending champion but did not compete that year.
Pete Sampras was the defending champion.
Félix Mantilla defeated Karim Alami in the final, 7–6(7–2), 6–3, 6–3 to win the singles tennis title at the 1999 Barcelona Open.
