He died in Jul 1872 and was buried at Yadkinville, Yadkin County, North Carolina. 
↑Ancestry.com, database with images, "U.S., Quaker Meeting Records, 1681-1935" (https://search.ancestry.com/search/db.aspx?dbid=2189 : accessed 24 June 2018) > North Carolina > Alamance > Cane Creek Monthly Meeting > Records 1814, Volume 11 > image 38 of 102 > William and Ann Davis family; "Guilford College; Greensboro, North Carolina; Records 1814, Volume 11; Collection: North Carolina Yearly Meeting Minutes" [Jacob Davis, born 7d 1m 1784y]
↑Ancestry.com, database with images, "U.S., Quaker Meeting Records, 1681-1935" (https://search.ancestry.com/search/db.aspx?dbid=2189 : accessed 24 June 2018) > North Carolina > Yadkin > Deep Creek Monthly Meeting > Women´s Minutes, 1793-1875 > image 234 of 283 > William and Ann Davis family. [Jacob Davis, born 7d 1m 1784y]
↑ North Carolina, Marriage Index, 1741-2004 on ancestry.com citing FHL#0546467-0546474 County Court Records at Dobson, NC; for Jacob Davis m: 17 May 1808 Surry County, NC to Lucy ROSE.
It may be possible to confirm family relationships with Jacob by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Jacob:
Davis-2256 and Davis-51899 appear to represent the same person because: There seem to be too many Davis family members with the same names. I'm trying to merge any that have a majority of similar statistics.