Bye may refer to:
Bye Bye Birdie is a stage musical with a book by Michael Stewart, lyrics by Lee Adams and music by Charles Strouse.
"Bye Bye Bye" is a song by American boy band NSYNC. It was released on January 11, 2000 as the first single from their second studio album No Strings Attached.
"Bye Bye" is a song by American singer and songwriter Mariah Carey, taken from her eleventh studio album, E=MC² (2008).
Bye Bye Birdie is a 1963 American musical comedy film from Columbia Pictures. It is a film adaptation of the stage production of the same name.
Byelorussia (also known as the Byelorussian Soviet Socialist Republic), then known today as Belarus was a republic of the Soviet Union when World War II began.
In the United Kingdom, byelaws are laws of local or limited application made by local councils or other bodies, using powers granted by an Act of Parliament, and so are a form of delegated legislation.
The Bye Plot of 1603 was a conspiracy by Roman Catholic priests and Puritans aiming at religious toleration for their respective denominations, to kidnap the new English King, James I of England.