Clarence Clark may refer to:
Clarence Clark (tennis) (1859–1937), American tennis player Clarence Clark (golfer) (1907–1974), American golfer Clarence D. Clark (1851–1930), American teacher, lawyer, and politician from Wyoming Clarence Howard Clark Sr. (1833–1906), banker, land owner, and developer in Philadelphia, Pennsylvania Clarence Howard Clark Jr. (1862–1916), financier in Philadelphia, Pennsylvania