Keogan Surname

346,411th
Most Common
surname in the World

Approximately 1,056 people bear this surname

Most prevalent in:
Ireland
Highest density in:
Ireland

Keogan Surname Definition:

Mac Eochagáin, corrupted to Ó Ceogáin (W).

In Cavan and Meath it is sometimes a variant of Cogan, q.v. MIF 63

Keogan Surname Distribution Map

PlaceIncidenceFrequencyRank in Area
Ireland4451:10,5821,370
United States2131:1,701,685112,840
England1911:291,71822,402
Canada701:526,36644,416
New Zealand531:85,44012,123
Argentina401:1,068,58565,578
South Africa161:3,386,106119,139
Australia121:2,249,64297,973
Northern Ireland61:307,50612,899
Thailand21:35,319,172966,191
Brazil21:107,037,1661,031,150
Scotland11:5,353,81763,002
Sweden11:9,846,757347,448
Pakistan11:178,643,885213,220
Norway11:5,142,286129,201
Germany11:80,505,459560,955
Denmark11:5,644,71593,155
PlaceIncidenceFrequencyRank in Area
Ireland2291:19,3442,310
PlaceIncidenceFrequencyRank in Area
England541:451,39625,813
Scotland221:170,1466,794
PlaceIncidenceFrequencyRank in Area
United States811:619,98441,330

Keogan Surname Meaning

From Where Does The Surname Originate? meaning and history

Mac Eochagáin, corrupted to Ó Ceogáin (W).

In Cavan and Meath it is sometimes a variant of Cogan, q.v. MIF 63

A Guide to Irish Names (1964) by Edward MacLysaght

Mac Eochagáin, corrupted to Ó Ceogáin (W).

In Cavan and Meath it is sometimes a variant of Cogan, q.v. MIF 63

A Guide to Irish Names (1964) by Edward MacLysaght

Keogan Last Name Facts

Where Does The Last Name Keogan Come From? nationality or country of origin

The surname Keogan is borne by more people in Ireland than any other country/territory. It can be rendered as a variant:. For other possible spellings of this surname click here.

How Common Is The Last Name Keogan? popularity and diffusion

It is the 346,411th most frequently held last name at a global level. It is borne by approximately 1 in 6,901,085 people. The last name Keogan occurs mostly in Europe, where 61 percent of Keogan are found; 61 percent are found in Northern Europe and 61 percent are found in British Isles.

This last name is most commonly held in Ireland, where it is held by 445 people, or 1 in 10,582. In Ireland it is most frequent in: Leinster, where 77 percent reside, Ulster, where 22 percent reside and Connaught, where 2 percent reside. Other than Ireland it is found in 16 countries. It is also found in The United States, where 20 percent reside and England, where 18 percent reside.

Keogan Family Population Trend historical fluctuation

The incidence of Keogan has changed through the years. In Ireland the share of the population with the last name expanded 194 percent between 1901 and 2014; in The United States it expanded 263 percent between 1880 and 2014; in England it expanded 354 percent between 1881 and 2014 and in Scotland it decreased 95 percent between 1881 and 2014.

Keogan Last Name Statistics demography

The religious adherence of those bearing the surname is principally Catholic (100%) in Ireland.

In The United States those holding the Keogan surname are 6.36% more likely to be registered Republicans than The US average, with 53.13% registered with the political party.

The amount Keogan earn in different countries varies markedly. In South Africa they earn 5.53% less than the national average, earning R 224,496 per year; in United States they earn 23.27% more than the national average, earning $53,188 USD per year and in Canada they earn 30.78% more than the national average, earning $64,977 CAD per year.

Phonetically Similar Names

SurnameSimilarityWorldwide IncidencePrevalency
Keoghan92753/
Keogane921/
Keoughan86239/
Keoghane8615/
Kehougan864/
Kiogan837/
Kyogan831/
Kayogan7749/
Koyogan7731/
Kiongan778/
Keoghon771/
Koyungan717/
Keogoung711/
Kyonghan711/
Keougham711/
Qiogan6710/
Kyugan675/
Kjagan674/
Khoyungan671/

Search for Another Surname

Keogan Reference & Research

Cogan FamilyTree DNA Project - A description of a group researching the paternal lines of men who bear the surname with the help of DNA analysis.

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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 Keogan
  • 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