"She's a Fool" is a song written by Mark Barkan and Ben Raleigh that was originally recorded by Lesley Gore in 1963; it appeared as a single and on the album Lesley Gore Sings of Mixed-Up Hearts. Quincy Jones was the producer.

Lesley Sue Goldstein, better known with her family’s adopted surname as Lesley Gore, was an American singer and songwriter. At the age of 16, she recorded her first hit song "It's My Party", a US number one in 1963. She followed it up with ten further US Billboard top 40 hits including "Judy's Turn to Cry" and "You Don't Own Me". Gore said she considered "You Don't Own Me" her signature song.