Alexander Hamilton (1684 – 28 December 1763) of Innerwick and of Ballencrieff, Linlithgow was a Scottish politician who sat in the House of Commons from 1727 to 1741.
[1] After his father's death, his mother remarried to Sir Thomas Nicolson, 1st Baronet, with whom she had several daughters (his half-sisters), one of whom was Margaret Nicolson, the wife of William Kerr, 3rd Marquess of Lothian (Hamilton's brother-in-law).
[2] His maternal grandparents were Sir Thomas Nicolson, 2nd Baronet and Lady Margaret Livingstone (daughter of Alexander Livingstone, 2nd Earl of Linlithgow), and his paternal grandfather was Andrew Hamilton of Monktonhall.
[1] At the 1727 British general election, Hamilton was returned unopposed as Member of Parliament for Linlithgowshire with the backing of Lord Hopetoun.
He was given a place as Postmaster General for Scotland in 1746, holding the post for the rest of his life.