Mosby Family History
Mosby Name Meaning
English (Yorkshire): habitational name from Moresby in Cumbria named from the Old French personal name Maurice Moris + Old Norse bȳ ‘farmstead village’. Norwegian: habitational name from any of several farmsteads in southern Norway from Old Norse mós (genitive case of mór ‘sandy plain’) + býr ‘farm’.
Source: Dictionary of American Family Names 2nd edition, 2022