Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
TROLL
As described in historical dictionaries
Patronymica Britannica (1860)
TROLL. A demon or giant. O. Norse troll. Ferguson. The noble family of Trolle bore a demon in tlieir arms, in commemoration of an ancestor having killed one !
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English