Posted by Charles on June 03, 2005 at 13:57:49 from 195.92.40.49 user Charles_Coull.
In Reply to: Re: Isle of Mann/Man posted by Peter H on June 03, 2005 at 11:52:25:
A quick Google gives us this "Many Manx people have surnames beginning with a "C", "K" or "Q". These letters are a contraction of the old Mac or Mc prefix meaning "son of"." So, for instance, Quilliam was MacWilliam - son of william.
The link is here
Doesn't help us with Adam though.