Bay Family History
Bay Name Meaning
English, French, and Dutch: nickname for someone with chestnut or auburn hair, from Middle English, Old French bay, bai, Middle Dutch bay ‘reddish brown’ (Latin badius, used originally of horses). English: from the Middle English personal name Baye, Old English Beaga (masculine) or Beage (feminine). Scottish: reduced form of McBeth. German: from the Germanic personal name Baio. The name is also found in Denmark and Norway, where it may be a short form of German Bayer or from baygh, originally a loan word from French denoting a type of fabric.
Source: Dictionary of American Family Names ©2013, Oxford University Press