Mathew James Willis (born 8 May 1983) is a British musician, singer-songwriter, television presenter and actor, who found fame as a founding member of pop rock band Busted from 2001 until their split in 2005. After the split, Willis released his debut solo album "Don't Let It Go to Waste" on 20 November 2006 spanning three top 20 singles. In 2014, Busted and McFly went on tour together, creating the superband McBusted.

In December 2006, Willis won the sixth series of the ITV reality series I'm a Celebrity...Get Me Out of Here!, and later went on to co-present the ITV2 spin-off show with his wife Emma in 2007 and 2008. Since January 2014, Willis has played the role of Garth Stubbs in the revived ITV sitcom Birds of a Feather. He has also played Luke Riley in the BBC One soap opera EastEnders from February 2014.