Career
He represented Kincardineshire as Commissioner to the Parliament of Scotland, from 1689 to 1702. Second son of Robert Arbuthnott, 1st Viscount of Arbuthnott. Married first Margaret Barclay.
Married second Jean Scott.
He should not be confused with Alexander Arbuthnot, an advocate and Provost who represented Bervie from 1703 to 1707.(p 174).