List of number-one singles of 2004 (Australia)

These are the number-one songs of 2004 in the Australian ARIA singles chart.

Chart history

 * Songs that peaked at number 2 include "Milkshake" by Kelis, "Here Without You" by 3 Doors Down, "I Don't Wanna Know" by Mario Winans and "Leave (Get Out)" by JoJo
 * Songs that peaked at number 3 include "Suga Suga" by Baby Bash
 * Other hit songs included "My Immortal" by Evanescence (4), "Behind Blue Eyes" (4), "With You" by Jessica Simpson (4), "Four to the Floor" by Starsailor (5) and "So Beautiful" by Pete Murray (9).