2006 Stella Artois Championships – Singles

Andy Roddick was the defending champion but lost in the semifinals to James Blake.

Lleyton Hewitt won in the final 6–4, 6–4 against Blake.

Seeds
The top eight seeds receive a bye into the second round. • # 🇪🇸 Rafael Nadal (quarterfinals)

• # Ivan Ljubičić (third round)

• # 🇺🇸 Andy Roddick (semifinals)

• # 🇷🇺 Nikolay Davydenko (second round)

• # 🇺🇸 James Blake (final)

• # Fernando González (quarterfinals)

• # 🇨🇿 Radek Štěpánek (second round)

• # 🇦🇺 Lleyton Hewitt (champion)

• # 🇺🇸 Robby Ginepri (third round)

• # 🇸🇪 Thomas Johansson (first round)

• # 🇫🇷 Sébastien Grosjean (second round)

• # 🇺🇸 Andre Agassi (first round)

• # 🇫🇷 Gaël Monfils (quarterfinals)

• # 🇫🇷 Paul-Henri Mathieu (first round)

• # 🇷🇺 Dmitry Tursunov (quarterfinals)

• # 🇹🇭 Paradorn Schrichapan (third round)