Mag Eachráin
Mag EACHRÁIN—IV—Mageaghrane, MacGaughran, Magaheran, Magahern, MacGahran, (?) MacGawran, (?) MacGarran, Gaughran; 'son of Eachrán'; a variant of Mac Eachráin, which see. This surname, in the 16th century, was found chiefly in Donegal, Armagh and Monaghan.
Alphabetical Index to Irish Surnames