wideford wrote:
possibly not relevant but Mull Head in Orkney was pronounced moule, so yours needn't be Celtic
Mull Head means head head, Mull referring to a fancied resemblance to a pair of lips. Less improbabable Meall from melr 'sand'.http://www.theoldforgebb.co.uk/D1.pdf in registry info has a Dampier who lived at Mule Hill, Romsey