"American Girl" is a rock song written by Tom Petty and recorded by Tom Petty and the Heartbreakers for their self-titled debut album in 1976. It was released as a single and did not chart in the United States, but peaked at No. 40 in the UK for the week ending August 27, 1977. It was re-released in 1994 as the second single from Petty's Greatest Hits album and peaked at No. 68 in the U.S. Cash Box Top 100.

Thomas Earl Petty was an American singer, songwriter, and guitarist. He was the leader of the rock bands Tom Petty and the Heartbreakers and Mudcrutch and a member of the late 1980s supergroup the Traveling Wilburys. He was also a successful solo artist.