Miss Universe 1968 was the 17th Miss Universe pageant, held on 13 July 1968 at the Miami Beach Auditorium in Miami Beach, Florida, United States. Martha Vasconcellos of Brazil was crowned by Sylvia Hitchcock of the United States at the end of the event.

Miss Universe is an annual international major beauty pageant that is run by a United States and Thailand-based Miss Universe Organization. Along with Miss World, Miss International, and Miss Earth, it is one of the Big Four beauty pageants.