[1] His sister Elizabeth Douglas is thought to have been the author "E. D." who composed two sonnets addressed to the poet and secretary of Anne of Denmark, William Fowler.
Fowler wrote an epitaph in 1594 for Elizabeth Douglas, who was the wife of an East Lothian laird and diplomat, Samuel Cockburn of Templehall.
He wrote to Walsingham in April 1584 asking him for help to redress the losses he and his brother-in-law Samuel Cockburn of Temple Hall had suffered at sea when English pirates took their chests and coffers.
There would be a tax of £100,000 Scots for the marriage of James VI of Scotland, although it had not been decided if he would marry Anne of Denmark or Catherine de Bourbon sister of Henry IV of France.
His mother, Elizabeth Lauder, Lady Whittingehame, sent Archibald a gift of Westland, Loch Fyne, herrings, and would like him to send two crates of glass and lead for windows.
He wrote to Archibald in August 1589 that the king appreciated a gift of dogs sent by Lord Warwick but would prefer a couple of faster hounds.
[13] The English diplomat George Nicholson and the courtier Roger Aston noted he was at Falkland Palace in September 1595, speaking in favour of the Earl of Angus, and for the return of his uncle Mr Archibald Douglas from London.