O'Hearn is an English/Irishsurname. As an English surname, it can derive firstly from an early medieval nickname for someone thought to resemble the Heron bird. Notable people with the surname include:
Ed O'Hearn (1898–unknown), American professional football player
This page lists people with the surnameO'Hearn. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.