2001 Adidas International – Men's singles
Lleyton Hewitt was the defending champion and won in the final 6–4, 6–1 against Magnus Norman. Hewitt became only the second player in the history of the tournament who successfully defended the title, after Pete Sampras won both the 1993 and 1994 editions.
Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.- Magnus Norman '
- Lleyton Hewitt
- Wayne Ferreira '
- Cédric Pioline '
- Arnaud Clément '
- Sébastien Grosjean '
- Tommy Haas '
- Younes El Aynaoui ''''
Qualifying
Seeds
-
Sláva Doseděl' - Chris Woodruff '
- Christophe Rochus
- Alberto Martín '
- Paul Goldstein '
- Alexander Popp '
- David Sánchez '
- Ivan Ljubičić ''''