List of number-one singles of 2023 (Australia)

The ARIA Singles Chart ranks the best-performing singles in Australia. Its data, published by the Australian Recording Industry Association, is based collectively on the weekly physical and digital sales and streams of singles. Eleven songs topped the chart in 2023, with "All I Want for Christmas Is You" by Mariah Carey being number one in a sixth consecutive year. Six artists, SZA, Miley Cyrus, Morgan Wallen, Dave, Central Cee and Doja Cat, reached the top for the first time.