Graham Name Meaning
Scottish: habitational name from Grantham in Lincolnshire recorded in Domesday Book as Graham (as well as Grantham Grandham and Granham). See also Grantham . Irish (especially Ulster): in Ireland Graham is generally the Scottish name but it has additionally been adopted as an Anglicized form of both Ó Creacháin (see Crehan ) and Ó Gormghaile (see Gormley ).
Grantham Name Meaning
English (Lincolnshire and East Yorkshire): habitational name from Grantham in Lincolnshire of uncertain origin. The final element is Old English hām ‘homestead’; the first may be Old English grand ‘gravel’ or perhaps a personal name Granta which probably originated as a byname meaning ‘snarler’. See also Graham .
Source:
Dictionary of American Family Names 2nd edition, 2022
Similar surnames:
Branham, Grant, Tatham, Langham, Grantland, Canham, Graham, Rackham
From: https://www.ancestry.co.uk/learn/facts