“The Last Thing on My Mind” is a song written by American musician and singer-songwriter Tom Paxton in the early 1960s and recorded first by Paxton in 1964. It is based on the traditional lament song “The Leaving of Liverpool”. The song was released on Paxton’s 1964 album Ramblin’ Boy, which was his first album released on Elektra Records. The song remains one of Paxton’s best-known compositions. “The Last Thing on My Mind” was covered by Porter Wagoner and Dolly Parton and released as their debut duet single on October 30, 1967, by RCA Victor. The single was well received by critics upon release. Billboard gave a positive review of the single, which said that Wagoner and Parton’s “initial outing should be a giant.” They concluded by saying that “the folk-oriented ballad…has much pop potential.”