O'callaghan Name Origin, Meaning and Family History

Discover how your O'callaghan ancestors earned their living and spread across the country. Find out more about your family history by using the Free Search box.

Surname Distribution

Census frequency by county

Name Concentrations Within England and Wales

O'callaghan Surname Statistics

Top Professions for the O'callaghan family

Profession Census Frequency
Pitman 4
Straw Hat M 2
Labourer 1

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