Joe DiPietro (born 1961) is an American playwright and author.
Born in Teaneck, New Jersey, DiPietro grew up in nearby Oradell, the son of Lou and Jean DiPietro. He attended Oradell Public School and River Dell Regional High School, before graduating Phi Beta Kappa from Rutgers University in 1984 with a bachelor's degree in English.
DiPietro is best known for the Tony Award-winning musical Memphis, as well as for writing the book and lyrics for the long-running off-Broadway show I Love You, You're Perfect, Now Change.
He is openly gay.
DiPietro's first produced work was I Love You, You're Perfect, Now Change, written with composer Jimmy Roberts, which ran for twelve years (5,003 performances) off-Broadway at the Westside Theatre. He followed that up with 1998's comedy Over the River and Through the Woods, which played the John Houseman Theatre for 800 performances over two years.
DiPietro's work made its Broadway debut in 2005 with the Elvis Presley jukebox musical All Shook Up.The Toxic Avenger, written with Bon Jovi's David Bryan, debuted off-Broadway on April 6, 2009, and won the Outer Critics Circle Award for Outstanding New Off-Broadway Musical.