"I Am a Rock" is a song written by Paul Simon. It was first performed by Simon alone as the opening track on his album The Paul Simon Song Book which he originally recorded and released in May 1965, only in the United Kingdom. Paul Simon and Art Garfunkel, as the American pop/folk duo Simon and Garfunkel, re-recorded it on December 14, 1965, and included as the final track on their album Sounds of Silence, which they released on January 17, 1966.