O'Keiff Surname

7,117,718th
Most Common
surname in the World

Approximately 7 people bear this surname

Most prevalent in:
United States
Highest density in:
United States

O'Keiff Surname Definition:

This ancient Munster sept derive" from Art Caemh-the last two letters being pronounced in Irish as F, or rather as V-who was himself the son of Finguine, King of Munster, whose death in 902 the Four Masters record, as they do that of Ceallach O'Caemh in 1063.

Read More About This Surname

O'Keiff Surname Distribution Map

By incidenceBy frequencyBy rank
PlaceIncidenceFrequencyRank in Area
United States71:51,779,848968,877
PlaceIncidenceFrequencyRank in Area
Ireland21:2,214,93333,683
Incidence (high to low)Incidence (low to high)Alphabetic A-ZAlphabetic Z-ARank (high to low)Rank (low to high)
PlaceIncidenceFrequencyRank in Area
England51:4,875,074116,529
Scotland11:3,743,21632,299
PlaceIncidenceFrequencyRank in Area
United States241:2,092,445103,667

O'Keiff Surname Meaning

From Where Does The Surname Originate? meaning and history

This ancient Munster sept derive" from Art Caemh-the last two letters being pronounced in Irish as F, or rather as V-who was himself the son of Finguine, King of Munster, whose death in 902 the Four Masters record, as they do that of Ceallach O'Caemh in 1063." D'Alton.

— Patronymica Britannica (1860) by Mark Antony Lower

O'KEEFE: The descendant of Kief. Kief, in the Danish, signifies brave, stout, courageous.

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

O'Keiff Demographics

O'Keiff Religious Adherence
in Ireland

Sample size: 2 (1901)

Religious Adherence
in Ireland

View the most religious surnames in Ireland

O'Keiff Last Name Facts

Where Does The Last Name O'Keiff Come From? nationality or country of origin

The surname O'Keiff occurs in The United States more than any other country/territory. It can occur in the variant forms:. For other possible spellings of this last name click here.

How Common Is The Last Name O'Keiff? popularity and diffusion

This surname is the 7,117,718th most prevalent family name globally. It is borne by around 1 in 1,041,077,988 people. The surname is mostly found in The Americas, where 100 percent of O'Keiff reside; 100 percent reside in North America and 100 percent reside in Anglo-North America.

O'Keiff is most commonly used in The United States, where it is held by 7 people, or 1 in 51,779,848. In The United States it is most prevalent in: Pennsylvania, where 29 percent reside, Texas, where 29 percent reside and California, where 14 percent reside.

O'Keiff Family Population Trend historical fluctuation

The incidence of O'Keiff has changed over time. In The United States the number of people who held the O'Keiff surname fell 71 percent between 1880 and 2014.

O'Keiff Last Name Statistics demography

The religious adherence of those holding the O'Keiff last name is chiefly Catholic (100%) 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'Keiffe9345/
Okeiff9216/
O'Keif921/
O'Keff920/
O'Keife8637/
O'Keffe8628/
Okeiffe8617/
O'Kieff862/
O'Keeff860/
Okeif833/
O'Kef831/
Okiff830/
Okeff830/
O'Keeffe8020,142/
O'Keeffs801/
O'Keaffe800/
O'Keef7762/
Okeife7755/
Okiffe7736/
Okeffe7729/
O'Kief7726/
O'Kefe775/
Okieff774/
Okeeff772/
Okeifh771/
Okeyif771/
O'Kyff771/
Okef7319/
Okif731/
O'Keefe7122,477/
Okeeffe713,563/
O'Ceaff711/
Okeaffe710/
Okefe67367/
Okife67115/
Okeef6792/
Okief6761/
Akiff679/
Oikeeffe677/
Okkeeffe673/
Oukif672/
Okaif672/
Okoif672/
Okeaf672/
Okijf671/
Okihf671/
Oikef671/
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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'Keiff
  • 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