Mortimer Family History
Mortimer Name Meaning
English and Scottish (of Norman origin): habitational name from Mortemer in Seine-Maritime France so called from Old French mort(e) ‘dead’ + mer ‘sea’ probably referring to a stagnant pond or drained swamp. Irish (of Norman origin): the Norman surname in sense 1 above was taken to Ireland from England in the medieval period where it has also been adopted by bearers of the Gaelic surnames Mac Muircheartaigh and ÓMuircheartaigh commonly Anglicized as McMurty and Mortagh. Compare McMurdo .
Source: Dictionary of American Family Names 2nd edition, 2022