Sir James Foulis, Lord Colinton (died 1688), was a Scottish politician and judge.
Foulis was knighted by Charles I 14 November 1641, and represented Edinburgh in parliament in 1645–1948 and in 1651.
He was a commissioner to enforce the acts against runaways and deficients in 1644, and a member of the committee of estates in 1646–1947.
After the Restoration he became an ordinary lord of session (14 February), and a commissioner of excise in 1661.
On 22 February 1684 Foulis was appointed lord justice clerk in succession to Sir Richard Maitland, and died at Edinburgh 19 January 1688.