Prall is a surname. Notable people with the surname include:
Anning Smith Prall (1870–1937), representative from New York, born in Port Richmond, Staten Island David Prall (1886–1940), philosopher of art at the University of California Horace Griggs Prall (1881–1951), New Jersey attorney and Republican politician Warren Prall Watters (1890–1992), the founding Archbishop of the Free Church of Antioch (Malabar Rite) Willie Prall, former Major League Baseball pitcher
See also Prall's Island, uninhabited island in the Arthur Kill between Staten Island, New York, and Linden, New Jersey, in the United States