John Burgess III was born in Oct 1710 in Yarmouth, Barnstable Co., Massachusetts. He died on 21 Mar 1771 in Harwich, Barnstable Co., Massachusetts or in 1783. He was married to Elsey Baker on 20 Feb 1734/35 in Harwich, Barnstable Co., Massachusetts.

Elsey Baker was born on 24 Jan 1715/16 in Yarmouth, Barnstable Co., Massachusetts. She died on 21 Mar 1771 in Harwich, Barnstable Co., Massachusetts. She was also known as Elizabeth Bacon. She was also known as Elce Bacor. She was also known as Alice Baker. Children were:

i. John Burgess IV.
ii. Hannah Burgess was born on 16 Sep 1737 in Yarmouth, Barnstable Co., Massachusetts.
iii. Joseph Burgess was born on 17 May 1739 in Yarmouth, Barnstable Co., Massachusetts.
iv. Zilpha Burgess was born on 16 Apr 1742 in Yarmouth, Barnstable Co., Massachusetts.
v. Elsey Burgess was born on 12 Aug 1744 in Yarmouth, Barnstable Co., Massachusetts. She was also known as Elizabeth Burgess.
vi. Mary Burgess was born on 20 May 1749 in Yarmouth, Barnstable Co., Massachusetts.⁾