The division was founded in 2013 when Little League officially separated Australia from the Asia-Pacific region.

A year later another team from Perth would qualify and give the country their first win at the international tournament.

* Due to inclement weather, the elimination rounds of the 2017 tournament were moved from Lismore to Sydney.

** Due to the continued impact of the COVID-19 pandemic no international teams traveled to Williamsport in 2021.

Also due to COVID-19-related restrictions in place concurrent with the Australian championship tournament, the Victoria qualifiers were not able to travel to the Australian championship tournament.