Being the host nation , Australia sent a contingent of 474 athletes , participating in all of the 18 sports staged . Though only 469 competed . This was the highest number of athletes to represent Australia in a Commonwealth Games ever , eclipsing their previous record of 417 athletes at the 2014 Glasgow Commonwealth Games . Hockey athlete Mark Knowles was the country 's flag bearer during the opening ceremony
opening ceremony
2018 Commonwealth Games opening ceremony
Australia at the 2018 Commonwealth Games