Mary Job was born circa 1730 in Chester County, Pennsylvania, United States of America to Abraham Job (1702-1750) and Sarah Gatchell (1706-1738) and died circa 1780 Virginia, United States of America of unspecified causes. She married Moses McKay (c1720-1777) 1748 in Frederick County, Virginia, United States.
|Offspring of Moses McKay and Mary Job (1730-c1780)|
|Isaac McKay (1750-)|
|Abraham McKay (1752-1831)||1752 Frederick County, Virginia, United States||7 May 1823 Cocke County, Tennessee, United States||Rachel O'Dell (c1755-1800)|
|Jeremiah McKay (1754-1826)|
|Moses McKay (c1758-1822)|
|William McKay (c1760-)|
|Rachel McKay (c1765-)|