[1] Smart was born in Sydney, New South Wales, Australia.
He was the representative for Sydney Hamlets in the New South Wales Legislative Council from 1 September 1851 to 28 February 1855.
[2] He represented Glebe in the New South Wales Legislative Assembly from 1860 to 1869.
He was again appointed to the Legislative Council in 1870 and served until his death.
[2] Smart died at Darling Point in Sydney on May 28, 1881(1881-05-28) (aged 70–71).