|Low-Ki||July 27, 2002||Philadelphia, PA||-a-|
|Xavier||September 21, 2002||Philadelphia, PA|
|Samoa Joe||March 22, 2003||Philadelphia, PA|
|Austin Aries||December 26, 2004||Philadelphia, PA|
|CM Punk||June 18, 2005||Morristown, NJ|
|James Gibson||August 12, 2005||Dayton, OH||-b-|
|Bryan Danielson||September 17, 2005||Lake Grove, NY||-c-|
|Homicide||December 23, 2006||Manhattan, NY|
|Takeshi Morishima||February 17, 2007||Philidelphia, PA|
|Nigel McGuinness||October 6, 2007||Edison, NJ|
-a- Defeats Spanky, Christopher Daniels, and Doug Williams in an hour-long 4-Way Iron Man Match to become the first ROH Champion.
-b- Defeats Samoa Joe, Christopher Daniels, and CM Punk to win the belt.
-c- Title unified with the Pure title on August 12, 2006 in Liverpool, England when Danielson defeats Nigel McGuinness.