The 2018 Australian Mixed Curling Championship was held from June 7 to 10, 2018 at the Naseby Curling Club in Naseby, New Zealand. The winners of this championship will represent Australia at the 2018 World Mixed Curling Championship.
At the same time 2018 Australian Men's Curling Championship and 2018 Australian Women's Curling Championship were held at the Naseby Curling Club.
The teams are listed as follows: