Augustus Ryan Fraser (died 8 February 1890) was a politician and pastoralist in New South Wales, Australia.
A pastoralist and the owner of Mole River Station, he was elected to the New South Wales Legislative Assembly in a by-election for Tenterfield in 1882, but he did not contest the general election later that year.
In 1870 he was living at Gyrah and was appointed a magistrate.
[1] In 1885 he was appointed a member of the Licensing Court for the Tenterfield district.
[2] Little is known of him, although he died at Bournemouth in England in 1890.