The August 18, 1991 edition of Wrestling Challenge is a Professional wrestling television show of the World Wrestling Federation. It was taped on July 30, 1991 at the Portland Civic Center in Portland, Maine.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Irwin R. Schyster defeated Sonny Blaze
- The Dragon defeated Bob Bradley
- The Big Boss Man defeated Jim McPherson
- The Nasty Boys (Brian Knobbs & Jerry Sags) (w/ Jimmy Hart) (c) defeated Mark Thomas & Russ Greenberg to retain the WWF World Tag Team Championship
- The Bushwhackers (Butch & Luke) defeated Brian Donahue & Kerry Davis
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