Nic Stirzaker (born 8 March 1991) is an Australian rugby union footballer. His regular playing position is scrum-half. He represents the Rebels in Super Rugby and Melbourne Rising in the National Rugby Championship.
Stirzaker was born in England to South African parents, but was raised in Australia from the age of two. He is one of three brothers and developed his love of Rugby at Knox Grammar School in Sydney.
Stirzaker was a member of the Melbourne Rebels Extended Playing Squad for the 2012 Super Rugby season and subsequently became a member of the senior squad in the 2013 Super Rugby season. In March 2014, he signed a contract extension with the Rebels that would see him play in Melbourne until the end of the 2015 Super Rugby season.