Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
PERROT
As described in historical dictionaries
Patronymica Britannica (1860)
PERROT. Pierot, Pierre, Peter. Prince Edward used to call the favourite. Pierce or Peter de Gaveston, Pc?vt. See N. and Q. vii. 280.