Eldin : 1: variant of Eldon or Elden perhaps. 2: from Middle English eld ‘old’ + hine ‘servant’.

Source : FANBI : The Oxford Dictionary if Family Names in Britain and Ireland, ©2016, University of the West of England
DAFN2 : Dictionary of American Family Names 2nd edition, ©2022 by Patrick Hanks and Oxford University Press

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