William David Chappelle (1857–1925) was an American educationalist and bishop of the African Methodist Episcopal Church.
Chappelle was president of Allen University a historically black university in Columbia, South Carolina from 1897 to 1899 and served as the chairman of its board of trustees from 1916 to 1925.Chappelle was born in 1857 in Winnsboro, South Carolina, one of the eleven children of Henry and Patsy McCory Chappelle.His great-grandson is Dave Chappelle, a stand-up comedian.