This is a list of champions in the Dream organization at each weight class. Dream was a Japanese mixed martial arts organization, originally promoted by Fighting and Entertainment Group, and over management of Glory Sports International since October 2012. The first two champions were crowned after the 2008 Lightweight and Middleweight Grand Prix, while the 2009 Welterweight and Featherweight GPs have crowned the champions at those weights. The 2010 Light Heavyweight Grand Prix crowned the first Dream Light Heavyweight Champion at Dream 16. The 2011 World Bantamweight Grand Prix crowned the first ever Dream Bantamweight Champion at Dynamite!!! 2011.
Fighters with multiple title reigns in a specific division are only counted once. Interim champions who never became linear champions are only listed in parentheses.