"Tom Sawyer" is a song by Canadian rock band Rush, originally released on their 1981 album Moving Pictures as its opener.
The band's lead singer, bassist, and keyboardist, Geddy Lee, has referred to the track as the band's "defining piece ... from the early '80s".
It is one of Rush's best-known songs and a staple of both classic rock radio and Rush's live performances, having been played on every concert tour since its release.