 Born in Sydney, New South Wales, Turner is of Indigenous Australian descent and played his junior rugby league for the Coonabarabran Unicorns, before being signed by the South Sydney Rabbitohs.As a youngster, he played for the New South Wales Indigenous Under-16s team.In 2011 and 2012, Turner played for the South Sydney Rabbitohs' NYC team before moving on to the Rabbitohs' New South Wales Cup team, North Sydney Bears in 2013.