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Type Surname (from given name)
Usage Irish

Meaning & History

A variant of the traditionally Irish surname Hennessey or Hennessy, an Anglicization of Ó hAonghusa meaning "descendant of Aonghus".
Added 5/9/2014 by anonymous
Edited 4/30/2024 by Mike C, Beautiful Victory, Frollein Gladys and more