He was the son of Alexander Mackenzie, 1st of Suddie and his wife Mary, daughter of Mr Bruce of Airth.
[1] Kenneth Mackenzie of Suddie served as a Captain in Dumbarton's Regiment in France in 1666, and later as a Royalist in Scotland.
[1] He was made commander of an Independent Highland Company raised to help keep order in the Highlands on behalf of the Scottish Government, and in 1685, had received instructions from the Privy Council of Scotland to step-up more aggressive and punitive action against the caterans and broken men.
[3] He was killed fighting against the MacDonalds in the subsequent Battle of Mulroy in August 1688,[4] and his Independent Highland Company suffered very heavy losses.
[5] Kenneth Mackenzie of Suddie had married Isobel, daughter of John Paterson, Bishop of Ross and had the following children:[1] Captain Lieutenant Ensign Segeants Corporals Drummers Private men