As described in historical dictionaries

Patronymica Britannica (1860)

PETHER. PETHERS. Probably an ancient personal name, and its genitive ; whence also the local surnames Petherham, Pethcrbridge, and tlie names Petherick, Petherton, Petherwin, kc.

Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.


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