2001 Open 13 – SinglesMarc Rosset was the defending champion but lost in the second round to Julien Boutter.Yevgeny Kafelnikov won in the final 7–6, 6–2 against Sébastien Grosjean.Seeds Magnus Norman ' Yevgeny Kafelnikov Arnaud Clément ' Sébastien Grosjean ' Cédric Pioline ' Roger Federer ' Marc Rosset ' Thomas Johansson ''''