See main article: article and 2005 Volvo Women's Open.
Conchita Martínez won the title by defeating Anna-Lena Grönefeld in the final in three sets.
Martínez won her first singles title in five years. It was her last singles title before the retirement in 2006, bringing her career total to 33 top-level singles titles.
This tournament marked the return of former world No. 1 Martina Hingis, who lost to Marlene Weingärtner in the first round. It was Hingis' first professional match since October 2002.