O'Brain Surname
Approximately 9 people bear this surname
O'Brain Surname Definition:
(Celtic) Descendant of Bran = the Raven [v. O’-, and + the genit., brain, of Old Irish and Old Gaelic bran, a raven] There has been some little confusion with O'Brien.
2 (occasionally) the Oaks-Wood [M.
Read More About This SurnameO'Brain Surname Distribution Map
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| United States | 5 | 1:72,491,787 | 1,102,614 |
| Australia | 2 | 1:13,497,850 | 222,987 |
| England | 2 | 1:27,859,030 | 389,889 |
| Nigeria | 2 | 1:88,571,379 | 625,098 |
| Costa Rica | 1 | 1:4,780,069 | 13,345 |
| Ghana | 1 | 1:27,020,692 | 23,742 |
| South Africa | 1 | 1:54,177,704 | 343,732 |
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| Ireland | 1 | 1:4,429,866 | 40,727 |
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| England | 2 | 1:12,187,685 | 173,419 |
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| United States | 20 | 1:2,510,934 | 119,518 |
O'Brain (9) may also be a first name.
O'Brain Surname Meaning
From Where Does The Surname Originate? meaning and history
(Celtic) Descendant of Bran = the Raven [v. O’-, and + the genit., brain, of Old Irish and Old Gaelic bran, a raven] There has been some little confusion with O'Brien.
2 (occasionally) the Oaks-Wood [M.E, okes, oaks + holt, Old English holt, a wood]
(Celtic) Descendant of Bran = the Raven There has been some little confusion with O'Brien.
2 (occasionally) the Oaks-Wood
O'Brain Demographics
O'Brain Religious Adherence
in Ireland
Religious Adherence
in Ireland
O'Brain Last Name Facts
Where Does The Last Name O'Brain Come From? nationality or country of origin
O'Brain is carried by more people in The United States than any other country or territory. It may also be rendered in the variant forms:. For other possible spellings of O'Brain click here.
How Common Is The Last Name O'Brain? popularity and diffusion
The surname O'Brain is the 6,360,413th most frequent surname worldwide, held by around 1 in 809,727,324 people. This surname is predominantly found in The Americas, where 67 percent of O'Brain are found; 56 percent are found in North America and 56 percent are found in Anglo-North America. It is also the 3,941,740th most widely held given name globally It is held by 9 people.
The surname is most frequently held in The United States, where it is carried by 5 people, or 1 in 72,491,787. In The United States it is most numerous in: Alabama, where 20 percent live, Arkansas, where 20 percent live and Colorado, where 20 percent live. Apart from The United States this surname exists in 6 countries. It is also found in Australia, where 22 percent live and England, where 22 percent live.
O'Brain Family Population Trend historical fluctuation
The prevalency of O'Brain has changed through the years. In The United States the number of people who held the O'Brain surname contracted 75 percent between 1880 and 2014.
O'Brain Last Name Statistics demography
The religious adherence of those bearing the last name is chiefly Catholic (100%) in Ireland.
Phonetically Similar Names
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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'Brain
- To find out more about this surname's family history, lookup records on FamilySearch, MyHeritage, FindMyPast and Ancestry. Further information may be obtained by DNA analysis