I originally had John as the son of John Denison and Ruth Ayer. I am not sure he belongs there. So as of now, I have removed him from that family. Further research is necessary to find exactly where he belongs.
[S00012] E. Glenn Denison, "Denison Genealogy" Ancestors and Descendants of Captain George Denison, (Name: Name: Gateway Press, Inc. Baltimore 1993;;), 63-13712.
[S03537] Vital Records of Ipswich, Massachusetts to the end of the year 1849.