2005 If Stockholm Open – Singles

Thomas Johansson was the defending champion, but lost in the quarterfinals this year.

James Blake won the tournament, beating Paradorn Srichaphan in the final, 6–1, 7–6(8–6).

Seeds
• # 🇸🇪 Thomas Johansson (quarterfinals)

• # 🇪🇸 David Ferrer (first round)

• # 🇺🇸 Taylor Dent (first round)

• # Mario Ančić (second round)

• # 🇧🇪 Olivier Rochus (final)

• # 🇺🇸 James Blake (champion)

• # 🇫🇮 Jarkko Nieminen (second round, retired)

• # 🇪🇸 Fernando Verdasco (first round)