Zadoc Barnard
Birth 28 Nov 1779
Ireland
Death unknown
This comes from the family record of Lester Milo Barnard:
Zadok Barnard ,Great [paternal] Grandfather of Lester Milo Barnard:
b. Belfast, Ireland Nov 28, 1779
spouse: Mary "Polly" Short
b. Belfast, Ireland
married: June 11, 1801 in Belfast, Ireland
Family of Zadok Barnard, Sr. emigrated to Maryland, USA in the year 1803, thence to Kentucky, thence to Tennessee, thence to Greene County, Illinois, thence to Missouri.
https://www.findagrave.com/memorial/64523971/zadoc-barnard