The Australian-born Danish royal will be accompanied by her husband Prince Fredrik for their trip to Sydney.
The event's star powered will be heightened with David and Victoria Beckham travelling down under for the games.
The ex professional football player was announced as an ambassador last month.
"I can’t wait to be part of the energy and the excellence of the Games this year," he wrote on Instagram in August.
Harry and Meghan's reported Sydney accommodation has been revealed, and it is nothing short of incredible.