List of artists who reached number one on the Australian singles chart

This is a list of recording artists who have reached number one on Australia's singles chart since 1956.

The Beatles scored 22 number-one hits in Australia, more than any other artist.

The Beatles hold the record for the most number-ones songs on the Australian charts. Elvis Presley holds the record for the most number-one songs by a male artist, while Madonna holds the record for a female artist.

Artists who reached number one on both the Australian Music Report (AMR) and Australian Record Industry Association (ARIA) singles charts are included here.

• All acts are listed alphabetically.
• Solo artists are alphabetized by last name, Groups by group name excluding "A", "An", and "The".
• Each act's total of number-one singles is shown after their name.
• All artists who are mentioned in song credits are listed here; this includes one-time pairings of otherwise solo artists and those appearing as featured (for example, both Delta Goodrem and Brian McFadden get a credit for "Almost Here", etc.).
• Artists associated with a group who reached number one, yet have their own solo page in Wikipedia, are not listed here unless they hit number one as a solo artist.