| Australasian Philosothons | First | Second | Third | Host |
| 2021 | North Sydney Girls High School (NSW) | St Andrew’s Cathedral School (NSW) | St Peter’s College (SA) | Held online |
| 2020 | North Sydney Girls High School (NSW) | Narrabunda College & Telopea Park High School (ACT) | St Andrew’s Cathedral School (NSW) | Held online |
| 2019 | North Sydney Girls High School (NSW) | St Andrew’s Cathedral School (NSW) | Narrabunda College & Telopea Park High School (ACT) | Radford College (ACT) |
| 2018 | North Sydney Girls High School (NSW) | Seymour College (SA) | Scotch College (WA) | St Peter’s College (SA) |
| 2017 | North Sydney Girls High School (NSW) | McKinnon Secondary College (VIC) | Hale School (WA) | St Andrews Cathedral School (NSW) |
| 2016 | Scotch College (WA) | Hale School (WA) | Anglican Church Grammar School (QLD) | Anglican Church Grammar School (QLD) |
| 2015 | North Sydney Girls High School (NSW) | Scotch College (WA) | Hale School (WA) | North Sydney Girls High School (NSW) |
| 2014 | North Sydney Girls High School (NSW) | Hale School (WA) | Ballarat Grammar School (VIC) | Hale School (WA) |
| 2013 | Raffles Girls’ School (Singapore) | Wesley College (WA) | Ballarat Grammar School (VIC) | Ballarat Grammar School (VIC) |
| 2012 | Hale School (WA) | Guildford Grammar School (WA) | Bishop Druitt College (NSW) | AB Paterson College (QLD) |
| 2011 | Christ Church Grammar School (WA) | McKinnon Secondary College (VIC) | Perth College (WA) | Cranbrook School (NSW) |
