Flapper (disambiguation)

A flapper was a trendy young woman in the 1920s.

Flapper may also refer to:


 * Flapper (company), a Brazilian transportation network company for aviation
 * The Flapper, a 1920 American film directed by Alan Crosland
 * Flapper valve, a part of some flush toilet mechanisms
 * Flappers (TV series), a Canadian sitcom produced by the CBC in the late 1970s
 * Flapper, a rock-climbing-related avulsion injury
 * Flapper!, a play by Tim Kelly and Bill Francoeur
 * Fire flapper, a fire suppression device
 * QP:flapper, a two-member illustrator unit consisting of Japanese artists Tometa Ohara and Koharu Sakura