"Us and Them" is a song from English progressive rock band Pink Floyd's 1973 album, The Dark Side of the Moon. The music was written by Richard Wright and the lyrics by Roger Waters and it is sung by David Gilmour, with harmonies by Wright. It is 7 minutes, 51 seconds in length, making it the longest song on the album.
"Us and Them" was released as the second single from The Dark Side of the Moon in the United States and "bubbled under" the Billboard Hot 100 at number 101 for three weeks in March 1974.