The 2013 Australian motorcycle Grand Prix was the sixteenth round of the 2013 MotoGP season. It was held at the Phillip Island Grand Prix Circuit in Phillip Island on 20 October 2013.

Álex Márquez Alentà is a Grand Prix motorcycle rider from Spain racing for Ducati satellite team Gresini Racing MotoGP. He has competed in MotoGP since the 2020 season, having previously become World Champion in the 2019 Moto2 season. He also won the 2014 Moto3 World Championship, and the 2012 CEV Moto3 season's title.