It seems that he is more secular since he was a composer.
Hope I helped out!
Good luck
"Annie Laurie" is an old Scottish song based on a poem said to have been written by William Douglas (1682?–1748) of Dumfriesshire, about his romance with Annie Laurie (1682–1764). The words were modified and the tune was added by Alicia Scott in 1834/5. The song is also known as "Maxwelton Braes".
