Charles Bruce, 5th Earl of Elgin and 9th Earl of Kincardine (6 July 1732 – 14 May 1771) was the son of William Bruce, 8th Earl of Kincardine. His mother was Janet Roberton, daughter of James Roberton (principal Lord of Session)[1] and great-granddaughter of advocate and judge Lord Bedlay[2][3]

On 1 June 1759, he married Martha Whyte (1739-1810, who later became governess to HRH Princess Charlotte of Wales. They had eight children:[1]

Elgin was Grand Master of Scottish Freemasons from 1761 to 1763 and a founding member of the Royal and Ancient Golf Club of St Andrews.[1] He built the planned industrial village of Charlestown, Fife.[4]

https://en.wikipedia.org/wiki/Charles_Bruce,_5th_Earl_of_Elgin