The CZW World Heavyweight Championship is a professional wrestling world heavyweight championship owned and promoted by the professional wrestling promotion Combat Zone Wrestling (CZW). It debuted on March 27, 1999 at CZW's The Staple Gun event.^[1]

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The championship is generally contested in professional wrestling matches, often with hardcore (or "ultraviolent", as CZW generally terms it) stipulations. There have been a total of 58 reigns among 36 different wrestlers.^[1] The current champion is Rich Swann who is in his first reign.

The inaugural champion was Gage, who won the championship by defeating 20 other men in a battle royal on March 27, 1999 at CZW's The Staple Gun event.^[1][2] Drake Younger's first reign is the longest in the title's history. John Zandig, Nick Berk, Yoshihiro Tajiri, Joe Gacy and David Starr are tied for shortest in the title's history at less than 1 day.^[1] Zandig holds the record for most reigns, with six.^[1]

• 1.^ - This description is based on the current design of the CZW World Heavyweight Championship, as seen in the images throughout the article.