The 2005 Indian Wells Open (also known as the Pacific Life Open for sponsorship reasons) was a tennis tournament played on outdoor hard courts. It was the 32nd edition of the Indian Wells Open, and was part of the ATP Masters Series of the 2005 ATP Tour, and of the Tier I Series of the 2005 WTA Tour. Both the men's and the women's events took place at the Indian Wells Tennis Garden in Indian Wells, California, United States, from March 14 through March 20, 2005.
The men singles were headlined by World No. 1, reigning Wimbledon and US Open champion, and Masters Cup winner and defending champion Roger Federer, ATP No. 2, Sydney champion, two-times Grand Slam champion and Australian Open runner-up Lleyton Hewitt, and San Jose champion and two-time grand-slam finalist Andy Roddick. Also competing in the field were Australian Open titlist Marat Safin, 2004 French Open winner Guillermo Coria, Tim Henman, Carlos Moyá and Gastón Gaudio.
The women's draw featured WTA No. 1, Australian Open runner-up and 2000 Indian Wells winner Lindsay Davenport, Antwerp champion, Olympic silver medalist Amélie Mauresmo and Tokyo, Qatar titlist, 2004 Wimbledon winner Maria Sharapova. Other top seeds were French Open, US Open runner-up Elena Dementieva, U.S Open winner Svetlana Kuznetsova, Nadia Petrova, Nathalie Dechy and Elena Bovina.
See main article: 2005 Pacific Life Open – Men's singles. Roger Federer defeated 
Lleyton Hewitt, 6–2, 6–4, 6–4
See main article: 2005 Pacific Life Open – Women's singles. 
Kim Clijsters defeated 
Lindsay Davenport, 6–4, 4–6, 6–2
See main article: 2005 Pacific Life Open – Men's doubles. Mark Knowles / 
Daniel Nestor defeated Wayne Arthurs / Paul Hanley, 7–6(8–6), 7–6(7–2)
See main article: 2005 Pacific Life Open – Women's doubles. 
Virginia Ruano Pascual / 
Paola Suárez defeated 
Nadia Petrova / Meghann Shaughnessy, 7–6(7–3), 6–1