John Findlater Clements (1819 – 2 September 1884) was an Irish-born Australian politician.
He was born in Balbriggan to Royal Navy lieutenant Hanbury Clements and Margaret Ingham.
He migrated to New South Wales around 1833 and became a pastoralist, with over 160,000 acres in the Lachlan River area.
In 1859 he was elected to the New South Wales Legislative Assembly for Bathurst, but he was defeated in 1860.
On 8 March 1865 he married Charlotte Palmer, with whom he had four children.