The 2009 Ms. Olympia contest is an IFBB professional bodybuilding competition and part of Joe Weider's Olympia Fitness & Performance Weekend 2009 was held on September 25, 2009, at the South Hall in the Las Vegas Convention Center in Winchester, Nevada and in the Orleans Arena at The Orleans Hotel and Casino in Paradise, Nevada.

Total: $61,000[1] Comparison to previous Olympia results: 1 Individual Mandatory Poses and Callouts 2 3-min Posing Routine 3 Mandatory Poses and Posedown From the 2009 Atlantic City Pro:[5][6] Atlantic City, New Jersey, USA, September 12, 2009 1.

Nicole Ball, From the 2009 Tampa Pro Bodybuilding Weekly Championships: Tampa, Florida, USA, August 8, 2009 1.

Rosemary Jennings, From the 2009 Ms. International: Columbus, Ohio, USA, March 6, 2009 1.

Isabelle Turell, * *Qualifies pursuant to IFBB Pro Rule 4.5.5 From the 2008 Ms. Olympia: Las Vegas, Nevada, USA, September 26, 2008 1.