Alexander Arbuthnot, Snr (c. 1654–1705) of Knox, Kincardineshire was a Scottish politician.
He served as tutor to the children of his brother Robert Arbuthnot, 2nd Viscount of Arbuthnott.
[1] He represented Kincardineshire as Commissioner to the Parliament of Scotland from 1689 to 1702.
[2] He married firstly Margaret Barclay and secondly Jean Scott.
[3] He should not be confused with Alexander Arbuthnot, an advocate and Provost who represented Bervie from 1703 to 1707.[4](p.