DX 2009 Tour - Cardiff is the seventh night of the D-Generation X tour of Europe, which took place on November 11, 2009 at the O2 Arena in London, England.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Chris Jericho defeated Chavo Guerrero and Chris Masters, Cody Rhodes, Jack Swagger, Kofi Kingston, Mark Henry, Montel Vontavious Porter, Randy Orton, Santino Marella, Sheamus, Ted DiBiase, The Big Show & The Miz in a WWE Heavyweight Title # 1 Contendership Battle Royal
- Paul Burchill defeated The Hurricane
- The Miz (c) defeated Montel Vontavious Porter to retain the WWE United States Championship
- Gail Kim & Melina defeated Alicia Fox & Jillian
- Evan Bourne defeated Chavo Guerrero
- Randy Orton defeated Kofi Kingston
- D-Generation X (Shawn Michaels & Triple H) defeated Legacy (Cody Rhodes & Ted DiBiase)
- John Cena (c) defeated Chris Jericho to retain the World Heavyweight Championship