9 Aug 1610 - Birth at Castle Douglas, Kirkcudbrightshire, Scotland 

1610 - Birth of his wife Ann Mattle at Ringstead, Northampton, England, United Kingdom 

1636 - (25 years) Marriage with Ann Mattle at Ringstead, Northamptonshire, England 

1 Apr 1645 - (34 years) Birth of his son William Douglas at Boston, Suffolk County, Massachusetts, USA 

26 Jul 1682 - (71 years) Death at New London, New London County, Connecticut, USA 

Jul 1682 - (71 years) Burial at Ye Antientist Burial Ground, New London, New London, Connecticut Colony, British Colonial America 

16 Sep 1685 - Death of his wife Ann Mattle at New London, New London County, Connecticut, USA 

Sep 1685 - Burial of his wife Ann Mattle

9 Mar 1724 - Death of his son William Douglas at New London, New London County, Connecticut, USA 

Mar 1724 - Burial of his son William Douglas at Ye Antientist Burial Ground, New London, New London, Connecticut Colony, British Colonial America