"This Boy" is a song by English rock band the Beatles, written by John Lennon (credited to Lennon–McCartney). It was released in November 1963 as the B-side of the British Parlophone single "I Want to Hold Your Hand". It also appears as the third track on side one of the 1964 U.S album Meet the Beatles!. The Beatles performed it live on 16 February 1964 for their second appearance on The Ed Sullivan Show.