Lambourne Family History
Lambourne Surname Meaning
English (southern): habitational name from Lambourn in Berkshire or less probably Lambourne in Essex.
The Berkshire placename is probably from Old English lamb ‘lamb’ + burna ‘spring stream’.
However, the Essex name may alternatively contain Old English lām ‘loam clay’ as its first element.
Source: Dictionary of American Family Names 2nd edition, 2022
