CZW World Junior Heavyweight Championship

The CZW World Junior Heavyweight Championship is a professional wrestling junior heavyweight championship owned by the Combat Zone Wrestling (CZW) promotion. The championship was created and debuted on February 19, 1999 at CZW's Opening Night event. Only wrestlers under the junior heavyweight weight limit of 220 lb (100 kg) may hold the championship. Being a professional wrestling championship, the title is won via a scripted ending to a match or awarded to a wrestler because of a storyline.

Overall, there have been 37 reigns shared among 26 wrestlers, with two vacancies. The inaugural champion was The Sensational One, who was recognized as champion at CZW's Opening Night event. Sabian and Trent Acid are tied for the record of most reigns, with three each. At 553 days, Adam Cole's only reign is the longest in the title's history. Cole holds the record for most days as champion as well. The Sensational One's first reign, along with Sami Callihan and Sonjay Dutt's second reigns share the record for shortest reign at less than one day. AR Fox is the current champion in his first reign. He defeated Sami Callihan on July 14, 2012 at CZW's New Heights internet pay-per-view event to win the championship.