Stewartsville is an unincorporated community and census-designated place (CDP) located within Greenwich Township in Warren County, in the U.S. state of New Jersey, that was created as part of the 2010 United States Census. As of the 2010 Census, the CDP's population was 349.

James Cipperly, better known by his ring name Orange Cassidy, is an American professional wrestler and wrestling trainer. He is currently signed to All Elite Wrestling (AEW), where he is a two-time former AEW International Champion. His first reign is the longest in the title's history. Cassidy is also a member of the Best Friends stable.