2001 Hamlet Cup – Singles

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.

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


 * 1) n/a
 * 2) 🇪🇸 Àlex Corretja (first round)
 * 3) 🇺🇸 Pete Sampras (final)
 * 4) 🇫🇷 Arnaud Clément (semifinals)
 * 5) 🇸🇪 Thomas Johansson (semifinals)
 * 6) 🇩🇪 Tommy Haas (champion)
 * 7)  Goran Ivanišević (first round)
 * 8) 🇺🇸 Jan-Michael Gambill (first round)
 * 9) 🇸🇪 Thomas Enqvist (quarterfinals)