Gransby Family History
Gransby Surname Meaning
From Grainsby (Lincs) which is recorded as Grenesbi in 1086, Greinesbi in 1156–58, and Granesby in 1390.
The place-name derives from the Old Scandinavian personal name Grein (genitive Greins) + Old Scandinavian bȳ ‘farmstead village’.
Source: The Concise Oxford Dictionary of Family Names in Britain, 2021
