Dictionary of Medieval Names
from European Sources

Vermilius m. Old French vermeillon 'vermilion, right red' from Latin vermiculus 'little worm', in reference to Kermes vermilio, from which crimson dye was made.

Italy
Latin
1326 Vermilei (gen) Friuli-14thC no. 427, Vermilii (gen) ibid. no. 427, Vermilio (abl) ibid. no. 428, Vermilium (acc) ibid. no. 430, Vermilius (nom) ibid. no. 427
Cite as: S.L. Uckelman. "Vermilius". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Vermilius.