Family History and Genealogy Resources by Surname
Pigman Surname Origin
A dealer in pigs. A man by the name of Johnson, in Staffordshire, England, who followed this occupation, was generally called Pigman, and he willingly recognized this cognomen.
Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.
Pigman Surname Meaning and Family Facts
There is more to Pigman family history than the origin of your surname:
A Pigman Family History Thought:
'If man cares not for his roots, then how can he care for his branches?' --Doyle M Davis