2001 ABN AMRO World Tennis Tournament – Singles

Cédric Pioline was the defending champion but lost in the first round to Andreas Vinciguerra.

Nicolas Escudé won in the final 7–5, 3–6, 7–6(7–5) against Roger Federer.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1) 🇷🇺 Marat Safin (first round)
 * 2) 🇷🇺 Yevgeny Kafelnikov (second round)
 * 3) 🇪🇸 Àlex Corretja (quarterfinals)
 * 4) 🇬🇧 Tim Henman (second round)
 * 5) 🇫🇷 Arnaud Clément (second round)
 * 6) 🇸🇰 Dominik Hrbatý (second round)
 * 7) 🇫🇷 Sébastien Grosjean (second round)
 * 8) 🇪🇸 Juan Carlos Ferrero (first round)

Seeds

 * 1) 🇫🇷 Nicolas Escudé (qualified)
 * 2) 🇨🇿 Sláva Doseděl (qualified)
 * 3) 🇭🇷 Ivan Ljubičić (qualified)
 * 4) 🇩🇪 Jens Knippschild (qualified)
 * 5) 🇨🇦 Rogier Wassen (first round)
 * 6) 🇩🇪 Tomas Behrend (second round)
 * 7) 🇫🇮 Tuomas Ketola (second round)
 * 8) 🇸🇰 Ján Krošlák (second round)

Qualified

 * 1) 🇫🇷 Nicolas Escudé
 * 2) 🇨🇿 Sláva Doseděl
 * 3) 🇭🇷 Ivan Ljubičić
 * 4) 🇩🇪 Jens Knippschild