Tim Maddren (born 3 March 1984 in Blenheim, New Zealand) is a New Zealand musician best known as a member of the Australian children's musical group Hi-5.
He was a replacement for Nathan Foley in 2008.
He left Hi-5 in February 2013 after four years with the group.
His replacement is Ainsley Melham in 2013.
As with Fely Irvine and Casey Burgess, Maddren worked at Hi-5 in three seasons (135 episodes).