About Sir Alexander Hay of Newton and Whitburgh, Lord Newton
"Sir Alexander Hay of Newton and Whitburgh - Younger son of Alexander Hay of East Kennet. He was one of the clerks of session till 1608, when he resigned the office, having been appointed secretary in place of Lord Balmerinoch. On the 3d February 1610 he was admitted an ordinary Lord in the room of Lord Holyroodhouse. He acted as one of the royal commissioners to the General Assembly held at Glasgow on the 6th June 1610. He was admitted by the court as clerk-register on the 30th July 1612, having exchanged the office of secretary with Sir Thomas Hamilton, afterwards Earl of Haddington. He died in 1616, and was succeeded as clerk-register by Sir George Hay, afterwards earl of Kinnoul."
SOURCE: An Historical Account of the Senators of the College of Justice: From Its Institution in MDXXXII; by George Brunton, David Haig; 1832; Page 252