The 1905 Australasian Championships was a tennis tournament played on Grass courts in Melbourne, Australia at Warehouseman's Cricket Ground. The tournament took place from 21 November[1] through 25 November 1905. It was the inaugural edition of the Australasian Championships and consisted of a men's singles and men's doubles competition. The men's singles event had a field of 17 players and was won by Australian Rodney Heath.[2]
See main article: 1905 Australasian Championships – Singles. 
Rodney Heath defeated Albert Curtis, 4–6, 6–3, 6–4, 6–4 [3]
Randolph Lycett / Tom Tachell defeated E.T. Barnard / Basil Spence, 11–9, 8–6, 1–6, 4–6, 6–1 [4]