This surname may be extinct

O'Comor Surname Definition:

The O'Connors of Connaught spring from Conor or Concovar, who died in 971. O'Donovan. The family were subdivided at an early period; and the head of one branch assumed the epithet of the O'Connor Roe, or the "Bed-haired," while the other was known as the O'Connor Don, or the "Brown-haired.

O'Comor Surname Distribution Map

By incidenceBy frequencyBy rank
PlaceIncidenceFrequencyRank in Area
Ireland51:885,97323,404
PlaceIncidenceFrequencyRank in Area
England11:24,375,369195,128

O'Comor Surname Meaning

From Where Does The Surname Originate? meaning and history

The O'Connors of Connaught spring from Conor or Concovar, who died in 971. O'Donovan. The family were subdivided at an early period; and the head of one branch assumed the epithet of the O'Connor Roe, or the "Bed-haired," while the other was known as the O'Connor Don, or the "Brown-haired."

— Patronymica Britannica (1860) by Mark Antony Lower

O'CONOR, O'CONNOR: The descendants of Conor or Concovar, an Irish chieftain, who died in the year 971. (See Conor.)

— Ludus Patronymicus (1868) by Richard Stephen Charnock
DNA test information
Display Statistics on:
  • Religious Adherence in:
    Ireland

O'Comor Demographics

O'Comor Religious Adherence
in Ireland

Sample size: 5 (1901)

Religious Adherence
in Ireland

View the most religious surnames in Ireland

Phonetically Similar Names

Incidence (high to low)Incidence (low to high)Alphabetic A-ZAlphabetic Z-ASimilarity (high to low)Similarity (low to high)Prevalent jurisdiction A-ZPrevalent jurisdiction Z-A
SurnameSimilarityWorldwide IncidencePrevalency
O'Commor932/
Ocomor920/
Ocommor867/
Occomore8065/
O'Comeur800/
Okomor77156/
Ozomor7724/
Osomor775/
Ojomor775/
Acomor770/
Osuomor718/
Odjomor713/
Osomore711/
Ozcomart6741/
Okhomore6723/
Occamore671/
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Footnotes

  • Surnames are taken as the first part of an person's inherited family name, caste, clan name or in some cases patronymic
  • Descriptions may contain details on the name's etymology, origin, ethnicity and history. They are largely reproduced from 3rd party sources; diligence is advised on accepting their validity - more information
  • Name distribution statistics are generated from a global database of over 4 billion people - more information
  • Heatmap: Dark red means there is a higher occurrence of the name, transitioning to light yellow signifies a progressively lower occurrence. Clicking on selected countries will show mapping at a regional level
  • Rank: Name are ranked by incidence using the ordinal ranking method; the name that occurs the most is assigned a rank of 1; name that occur less frequently receive an incremented rank; if two or more name occur the same number of times they are assigned the same rank and successive rank is incremented by the total preceeding names
  • Ethnic group cannot necessarily be determined by geographic occurrence
  • Similar: Names listed in the "Similar" section are phonetically similar and may not have any relation to O'Comor
  • To find out more about this surname's family history, lookup records on Family​Search, My​Heritage, FindMyPast and Ancestry. Further information may be obtained by DNA analysis