Greg Truman is an Australian writer, journalist, and singer based in New York who has written various Wiggles productions and occasionally performed as a backing vocalist on some of the band's albums.
Truman has written multiple scripts for film, television, and radio and worked on several manuscripts for both fiction and non-fiction as an editor, script doctor, and ghostwriter. He has also worked for various news publications such as the Sydney Morning Herald and the Australian Associated Press and co-wrote the book Bending Toward Justice with former Alabama senator Doug Jones. He currently performs as a singer for the rock cover band Earthlings and the New York-based Australian music tribute band The DownUnders.
He is married to Regina Truman and together, they has two children: Seth and Bella. Truman is also the cousin of Wiggles creator and founding blue Wiggle Anthony Field.