Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
DEARMAN
As described in historical dictionaries
Patronymica Britannica (1860)
DEARMAN. 1. An A. Sax. personal name. In Domesday Dereman and Derman. 2. A keeper of deer.
Surname type: Occupational name
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English