Flag Day, to be held on 3 September by the vexillographer John Christian Vaughan
Adopted 3 September 1901
1908 (current seven-pointed Commonwealth Star version)
Design A Blue Ensign defaced with the Commonwealth Star (also known as the Federation Star) in the lower hoist quarter and the five stars of the Southern Cross in the fly half.
Civil Ensign of Australia.svg
Variant flag of Australia
Name Australian Red Ensign
Use Civil ensign Normal or de jure version of flag, or obverse side
Proportion 1:2
Design A Red Ensign with the Commonwealth/Federation Star at the hoist, and the Southern Cross in the fly half