James St. Clair, 5th/14th Lord Sinclair

Maj. James St Clair, 14th Lord Sinclair (3 July 1803 – 24 October 1880) was a Scottish noble and representative peer.

Early life St Clair was born on 3 July 1803. He was the eldest son of Charles St Clair, 13th Lord Sinclair, and his first wife, Mary Agnes Chisholm (d. 1814), the only daughter of James Chisholm of Chisholm. His paternal grandparents were Elizabeth ( Rutherfurd) St Clair (a daughter of John Rutherfurd, MP for Roxburghshire) and Andrew St Clair of Herdmanston, de jure 12th Lord Sinclair.

Charles St Clair, de jure 11th Lord Sinclair (a son of Dr. Matthew St Clair, who was a younger brother of John Sinclair, 23rd Lord Herdmanston). His maternal grandmother was Eleanor ( Elliot) Rutherfurd (a daughter of the Lord Justice Clerk Sir Gilbert Elliot, 2nd Baronet, of Minto). His uncle, John Rutherfurd, was also an MP for Roxburghshire, and married Mary Ann Leslie (a daughter of Maj.-Gen. Alexander Leslie and granddaughter of Alexander Leslie, 5th Earl of Leven).

Career Upon his father's death in 1863, he inherited the Lordship of Sinclair (which had been confirmed on his father by the House of Lords in 1782) He was an Ensign with the Grenadier Guards in 1822. He was made Lieutenant and Captain in 1826, and Major of the 92nd Foot in 1827.

Lord Sinclair sat in the House of Lords as a Conservative Scottish representative peer from 1868 until his death in 1880.

Personal life On 14 September 1830, St Clair was married to Jane Little, eldest daughter of Archibald Little, of Shabden Park. Together, they were the parents of:

Charles William St Clair, 15th Lord Sinclair (1831–1922), who married Margaret Jane Murray, a daughter of James Murray, of Ancoats Hall, in 1870. Mary Agnes St Clair (b. 1840)