Tim Maddren (born 3 March 1984 in Blenheim, New Zealand) is a New Zealand musician best known as a musician on the Australian children's television program Hi-5. He was a permanent understudy for Nathan Foley in 2009, until he was replaced by Ainsley Melham in 2013. As with Fely Irvine and Casey Burgess, Maddren worked on Hi-5 for three seasons.