Miss Grand Australia 2018 was the fourth edition of the pageant, held on 2018-06-16 at the Sofitel Sydney Wentworth in Sydney. Hosted by Claire Parker, the event featured 42 finalists. Kimberly Gundani, a 26-year-old Zimbabwe-born law student from Melbourne, won the title, with Chloe Maddison Ryan, Jasmine Leatham, Krishna Shukla, and Alana Thomas as runners-up. Gundani later represented Australia at Miss Grand International 2018 in Myanmar, placing in the Top 20. The pageant also raised over A$50,000 for UN Women.