When Is Australian Citizenship Day 2024. We celebrate australian citizenship day each year on 17 september. This day was first established in 2001 as a way to.

History, top tweets, facts, quotes, things to do and 2024 date info. September 17 was chosen as australian citizenship day because it is the anniversary of the renaming of the nationality and citizenship act 1948 to the australian citizenship act 1948 in.