Why Not

Why Not may refer to:

Film and TV

 * Why Not? with Shania Twain, an American TV show
 * Pourquoi pas! (Why Not!), a 1977 French film starring Sami Frey
 * Why Not?, a 2019 short thriller movie directed by Buğra Mert Alkayalar

Albums

 * Why Not (George Cables album), 1975
 * Why Not!, a 1991 album by saxophonist Houston Person
 * Why Not? (Michel Camilo album), 1985, or the title song
 * Why Not..., a 1978 album by organist Don Patterson
 * Why Not? (Marion Brown album), 1968
 * Why Not?, a 1973 album by Ellis
 * Y Not, a 2010 album by Ringo Starr
 * Y Not Festival, an annual music festival in Derbyshire, England
 * Why Not, a 2015 album by Blue Sky Riders

Songs

 * "Why Not?" (song), a 2020 single by girl group Loona
 * "Why Not" (song), a 2003 song by Hilary Duff
 * "Why Not?", a 1970 song by Gentle Giant from the album Gentle Giant

Other uses

 * Why Not Model Agency, an Italian modeling agency
 * Beach Hotel (Sydney), originally Why Not, an historic pub in Sydney, Australia
 * The ? operator in linear logic
 * "Why Not?", slogan of the 1989 Baltimore Orioles season