Ratatouille
- Developer:
- Genre: Action
- Publisher: THQ
- Released:
- Official Website: http://www.ratatouillevideogame.com
Rez HD
- Developer:
- Genre: Shooter
- Publisher: Microsoft Game Studios
- Released:
- Official Website: http://www.xbox.com
Ridge Racer 6
- Developer:
- Genre:
- Publisher: Namco Bandai Games
- Released:
- Official Website: http://www.xbox.com
Robert Ludlum's The Bourne Conspiracy
- Developer: High Moon Studios
- Genre: Action
- Publisher: Sierra
- Released: Jun. 3, 2008
- Official Website: http://www.bournethegame.com
Robotron 2084
- Developer:
- Genre:
- Publisher: Microsoft Game Studios
- Released:
- Official Website: http://www.xbox.com
Rock Band
- Developer:
- Genre: Music & Dance
- Publisher: MTV Games
- Released:
- Official Website: http://www.rockband.com
Rock Band 2
- Developer: Harmonix
- Genre: Music & Dance
- Publisher: EA
- Released:
- Official Website: http://www.rockband.com
Rocket Bowl
- Developer: 21-6 Productions
- Genre: Sports
- Publisher: D3 Publisher of America
- Released: Sep. 10, 2008
- Official Website: http://www.xbox.com
Rockstar Games Presents: Table Tennis
- Developer:
- Genre:
- Publisher: Rockstar Games
- Released:
- Official Website: http://www.rockstargames.com
Rocky & Bullwinkle
- Developer: ZEN Studios
- Genre: Adventure
- Publisher: Microsoft Game Studios
- Released: Apr. 16, 2008
- Official Website: http://www.xbox.com
Roogoo
- Developer: SouthPeak Games
- Genre: Puzzle
- Publisher: SouthPeak Games
- Released: Jun. 4, 2008
- Official Website: http://www.southpeakgames.com
Root Beer Tapper
- Developer:
- Genre:
- Publisher: Microsoft Game Studios
- Released:
- Official Website: http://www.xbox.com
Rumble Roses XX
- Developer:
- Genre:
- Publisher: Konami
- Released:
- Official Website: http://www.rumblerosesxx.net
