Backlash (2007) was a pay-per-view event produced by World Wrestling Entertainment (WWE), which took place on April 29, 2007, at the Philips Arena in Atlanta, Georgia. Following WWE WrestleMania 23, all pay-per-views became tri-branded. It was the ninth annual event under the Backlash name and starred talent from Raw, SmackDown!, and ECW.
- Dark - Carlito defeated Johnny Nitro
- The Hardy Boyz (Matt Hardy and Jeff Hardy) (c) defeated Lance Cade and Trevor Murdoch for the WWE World Tag Team Championship
- Melina (c) defeated Mickie James for the WWE Womens Championship
- Chris Benoit (c) defeated Montel Vontavious Porter for the WWE United States Championship
- Team McMahon (Umaga, Mr. McMahon, and Shane McMahon) defeated Bobby Lashley (c) - Handicap match for the ECW Championship
- The Undertaker (c) vs. Batista ended in a draw - Last Man Standing match for the WWE World Heavyweight Championship
- John Cena (c) defeated Edge, Randy Orton, and Shawn Michaels - Fatal four-way match for the WWE Championship