Parade, South DakotaParade is an unincorporated community in Dewey County, in the U.S. state of South Dakota.HistoryA post office called Parade was established in 1923. The community's name is a corruption of the name of George Paradis, a French settler.Notable peopleNorm Van Brocklin, football player and coachOren L. Lesmeister, Minority Whip of the South Dakota House of Representatives