Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
WATT
As described in historical dictionaries
Patronymica Britannica (1860)
WATT. WATTS. 1. See Walter. 2. The family of Watts of Hawkesdale Hall, CO. Cumberland, deduce themselves from Sir John le Fleming, lord of Wath, on Dearu, co. York, who died 14. Edw. II. His second son Raynier assumed the territorial name De Wath, and his descendants gradually corrupted that designation to its present form. In temp. Edward III. it was De Wath or Wathes ; temp. Henry VI., Wattys ; temp. Henry VII., Wattes ; temp. Charles I., and subsequently, Watts. See B.L.G.
Origin: Celtic
Region of origin: British Isles
Country of origin: Scotland
Religion of origin: Christian
Language of origin: Gaelic