He married Abigail Barlow in Leyden, Holland, 22 Oct 1622. (Abigail Barlow is #545.) Abigail died in Plymouth, Ma. birth 1589 per "Plymouth Colony: Its History & People 1620-1691" by Eugene Aubrey Stratton, Ancestry Publishing.
John Dunham Deacon and Abigail Barlow had the following child:
+ 299 i. Joseph10 Dunham was born 1635.