abt 1791 (1841 census, but as that's rounded down to nearest multiple of 5, could be 1786 to 1791) Henderson-2297 20:03, 21 September 2014 (EDT)
Date: 19 Jan 1859
Notes: Dist (Morebatttle) cert #2 reads: Walter Fairbairn, pauper formerly ag lab, married, died 10:30am at Morebattle, aged 72 (h/stone says 75), s/o Archibald Fairbairn ag lab, dec, ad Alison m.s. Crosser, dec; of natural causes, body seen by Henry ?Best? surgeon Kelso as certified by ??, bur. Morebattle Churchyard; Inf. Mary Fairbairn, dtr, present 
Place: Morebattle, ROX, SCT
Notes: FAIRBAIRN: Walter, 66 b Swinton, BEW, pauper, street cleaner; Agnes, 65 b ENG, pauper's wife; dtr Mary, 23 b Morebattle, emp. in house 
It may be possible to confirm family relationships with Walter by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree: