Slammiversary IX was a pay-per-view event produced by Total Nonstop Action Wrestling (TNA), which took place on June 12, 2011 at the Impact Wrestling Zone in Orlando, Florida. It was the ninth TNA Slammiversary event and celebrated the ninth anniversary of TNA Wrestling.
- Gun Money (James Storm and Alex Shelley) (with Bobby Roode) (c) defeated The British Invasion (Douglas Williams and Magnus) for the TNA World Tag Team Championship
- Matt Morgan defeated Scott Steiner
- Abyss (c) defeated Kazarian and Brian Kendrick - Three-Way match for the TNA X Division Championship
- Crimson defeated Samoa Joe
- Mickie James (c) defeated Angelina Love (with Winter) for the TNA Knockouts Championship
- Bully Ray defeated A.J. Styles - Last Man Standing match
- Mr. Anderson defeated Sting (c) for the TNA World Heavyweight Championship
- Kurt Angle defeated Jeff Jarrett to determine the number one contender for the TNA World Heavyweight Championship - If Jarrett won, Angle would have had to give Jarrett his Olympic Gold Medal.