2001 Qatar Open – Singles

Fabrice Santoro was the defending champion but lost in the first round to Gianluca Pozzi.

Marcelo Ríos won in the final 6–3, 2–6, 6–3 against Bohdan Ulihrach.

Seeds

 * 1) 🇷🇺 Yevgeny Kafelnikov (quarterfinals)
 * 2) 🇩🇪 Nicolas Kiefer (quarterfinals)
 * 3)  Sjeng Schalken (second round)
 * 4) 🇲🇦 Younes El Aynaoui (first round)
 * 5)  Marc Rosset (second round)
 * 6) 🇲🇦 Hicham Arazi (quarterfinals)
 * 7) 🇫🇷 Fabrice Santoro (first round)
 * 8) 🇦🇷 Gastón Gaudio (first round)

Seeds

 * 1) 🇪🇸 Juan Balcells (second round)
 * 2) 🇨🇿 Bohdan Ulihrach (Qualifier)
 * 3) 🇭🇺 Attila Sávolt (second round)
 * 4) 🇫🇷 Nicolas Coutelot (Qualifier)
 * 5) 🇸🇰 Ján Krošlák (second round)
 * 6) 🇮🇹 Filippo Volandri (second round)
 * 7) 🇩🇪 Lars Burgsmüller (first round)
 * 8) 🇪🇸 Juan Albert Viloca (final round)

Qualifiers

 * 1) 🇸🇪 Fredrik Jonsson
 * 2) 🇨🇿 Bohdan Ulihrach
 * 3)  Nenad Zimonjić
 * 4) 🇫🇷 Nicolas Coutelot