Stevie Nicholson (born 30 December 1983, in Melbourne, Australia) is an Australian Actor, Singer, Dancer, and former member of the children's entertainment group Hi-5. He was a replacement for Tim Harding when the latter was injured in a road accident. In 2007, after Harding announced he would not return, Nicholson was made a permanent member, until his departure in late 2015. He attended St Kevin's College in Melbourne. Before he became a member of Hi-5, he had worked at Brainstorm Productions on a show called Verbal Combat.
Stevie returned to Hi-5 for their Hi-5 Supers Singapore tour in December 2018.