Birnbaum Family History
Birnbaum Surname Meaning
German: topographic name for someone who lived by a conspicuous pear tree from Middle High German bir ‘pear’ + boum ‘tree’ or a topographic or habitational name referring to a house name popular in many medieval towns.
Jewish (Ashkenazic): from German Birnbaum ‘pear tree’ applied mainly as an artificial name possibly occasionally as a topographic name (compare 1 above).
Source: Dictionary of American Family Names 2nd edition, 2022