Notes:

The Jay Family Association has nicknamed him "Cattlemark" John. Here are the records that likely apply to him on the Jay Family site.

1708, May John Jay of Salem Co. NJ attests two different deeds for Jacob Spicer
1708, June Cattlemark of John Jay recorded in Salem Co. NJ
1711, Apr John Jay involved in the estate of Charles Oakford and wife Margaret
1715, Jan John Jay [Jey] received payments from the estate of William Hall
1737, Jan John Jay's note listed in the inventory of Richard Hudson

It is assumed that this John is the father of William and a likely Joseph as well as other Jay's that have YDNA matches originating from Salem, Burlington and Cumberland, NJ.

These are his likely descendants besides the ones noted in this family tree:

Generation 1
John Jay of Alloways Creek, Salem Co. NJ (Cattlemark John)

Generation 2
John Jay (perhaps but not necessarily the same individual as directly below)
Jonathan Jay (perhaps but not necessarily the individual noted directly above)

Generation 3
John Jay
Reuben Jay
Jacob Jay

Generation 4
John Jay (Jr. of John, migrated to Ohio ca1817)
Wilson Jay (War of 1812 participant, died Ft. Washington NY 1816)
James Jay (reference in name only in documents, final demise unknown)
David Jay (War of 1812 veteran, died in PA between 1815-1820)
+Martin W. Jay (War of 1812 pensioner, migrated to Ohio ca1817)
Jonathan Jay (reference in name only in documents, final demise unknown)
Joseph Jay (reference in name only in newspaper, final demise unknown)

Generation 5
Reuben English Jay (son of David above) b18085
Martin W. Jay Jr. (son of Martin W. Jay above) b18176
*Rev. Lorenzo Dow Jay (son of John Jay Jr. above) b18147

Family/Spouse: Unknown. [Group Sheet] [Family Chart]

1. William JAY, * was born about 1711 in of Cumberland, NJ; was christened on 25 Jan 1713 in Bexwell, Norfolk, England; died on 4 Mar 1773 in Bush River, Newberry, South Carolina.
2. Joseph JAY was born on 15 Aug 1713 in Frederick, Virginia; died in 1764 in Bedford, Pennsylvania, United States.