James Mackenzie, Lord Royston (1671 - 1744) was a Scottish judge and Senator of the College of Justice.
He was born in 1671 the son of George Mackenzie, 1st Earl of Cromartie by his first wife.[1]
In 1683 his father built "Royston House" a mansion north of Edinburgh. The house was designed by Robert Mylne.[2]
On 7 June 1710 he was created a Senator of the College of Justice taking the title Lord Royston, in place of his paternal uncle Roderick Mackenzie, Lord Prestonhall who resigned due to ill health.[3]
In 1714 he inherited Royston House on the death of his father. In 1739 he sold the house to John Campbell, 2nd Duke of Argyll.[4]
He died on 9 November 1744.
He married a distant cousin, Elizabeth MacKenzie daughter of Sir George Mackenzie of Rosehaugh and widow of Sir Archibald Cockburn of Langton.
Anne Dick was his daughter.