Lucius Charles Cary, 7th Viscount Falkland (c. 1707 – 27 February 1785) was a Scottish peer. Cary was the son of Lucius Cary, 6th Viscount Falkland and his first wife, Dorothy. He succeeded to the peerage in 1730 when his father, a loyal Jacobite (and an earl in the Jacobite peerage) died in Paris. On 6 April 1734, Falkland married Jane, Viscountess Villiers (d. December 1751), the daughter of Richard Butler and widow of his first cousin, James, Viscount Villiers. They had one son and five daughters: