Adam Schlesinger is an American songwriter, composer and record producer. He is the bassist for the bands Fountains of Wayne, Ivy and Tinted Windows. He is an owner of Scratchie Records and Stratosphere Sound, a recording studio in New York City. Schlesinger grew up in Manhattan and Montclair, New Jersey.

Schlesinger was nominated for an Academy Award and a Golden Globe Award for writing the title track of the Tom Hanks-directed film That Thing You Do! as well as two other songs for the film. Fountains of Wayne was nominated for two Grammy Awards in 2003 for Best New Artist and Best Pop Performance by a Duo or Group with Vocal.
Schlesinger and David Javerbaum were nominated for a 2008 Tony Award for Best Original Score for his music for the musical Cry-Baby.
Schlesinger and Javerbaum also received a 2009 Emmy nomination for Outstanding Music And Lyrlcs, for their song "Much Worse Things", performed by Elvis Costello and Stephen Colbert on the television special "A Colbert Christmas: The Greatest Gift Of All!"