The Adventurous Sex is a lost 1925 American silent drama film that was directed by Charles Giblyn and starred Clara Bow, Herbert Rawlinson, and Earle Williams. The Howard Estabrook production was shot in studios in New York City and on location at Niagara Falls. The Library of Congress includes this film among the National Film Preservation Board's updated 2019 list of "7,200 Lost U.S. Silent Feature Films" produced between 1912 and 1929.