Johanne "Jo" Whiley (born 4 July, 1965 in Northampton) is an English radio DJ on BBC Radio 1, and television presenter. She had a weekday lunchtime show, called "The Jo Whiley Show" and later "The Lunchtime Social". When Simon Mayo left Radio 1 for Radio Five Live in February 2001, Whiley's show was moved to mid-morning.