O'Hennessy Surname
Approximately 10 people bear this surname
O'Hennessy Surname Definition:
Ó hAonghusa There are a number of distinct septs of this well known name which is now very numerous in Munster. IF 179; Map Cork, Dub-Meath and Off; Plate XV
O'Hennessy Surname Distribution Map
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| Wales | 9 | 1:343,837 | 18,086 |
| Scotland | 1 | 1:5,353,817 | 63,002 |
| United States | 1 | 1:362,458,933 | 1,988,048 |
O'Hennessy Surname Meaning
From Where Does The Surname Originate? meaning and history
Ó hAonghusa There are a number of distinct septs of this well known name which is now very numerous in Munster. IF 179; Map Cork, Dub-Meath and Off; Plate XV
(Celtic) the Irish O’h-Aenghusa = Descendant of Aengus: v. Angus [v.O’-, and + the intervocalic insertion h + the aspirated genit. of Aengus]
O'Hennessy Last Name Facts
Where Does The Last Name O'Hennessy Come From? nationality or country of origin
O'Hennessy is found in Wales more than any other country/territory. It may also be rendered in the variant forms:. Click here to see other possible spellings of this last name.
How Common Is The Last Name O'Hennessy? popularity and diffusion
The surname is the 6,063,924th most frequently used last name internationally It is held by approximately 1 in 728,754,592 people. It occurs predominantly in Europe, where 100 percent of O'Hennessy are found; 100 percent are found in Northern Europe and 100 percent are found in British Isles.
The surname O'Hennessy is most frequently used in Wales, where it is borne by 9 people, or 1 in 343,837. In Wales it is most frequent in: Caerphilly County Borough, where 78 percent reside, Rhondda Cynon Taf County Borough, where 11 percent reside and Vale of Glamorgan County Borough, where 11 percent reside. Other than Wales it occurs in 2 countries. It is also common in Scotland, where 10 percent reside and The United States, where 10 percent reside.
Phonetically Similar Names
| Surname | Similarity | Worldwide Incidence | Prevalency |
|---|---|---|---|
| O'Hennesy | 95 | 0 | / |
| Ennessy | 82 | 6 | / |
| O'Neissy | 78 | 4 | / |
| Ohnneiss | 78 | 2 | / |
| Ehnnessy | 78 | 1 | / |
| Ennessey | 78 | 1 | / |
| Heunessy | 78 | 0 | / |
| Haennesy | 78 | 0 | / |
| Enness | 75 | 160 | / |
| Enessy | 75 | 46 | / |
| Oennes | 75 | 12 | / |
| Onessy | 75 | 9 | / |
| O'Ness | 75 | 1 | / |
| Ennesy | 75 | 0 | / |
| Oeness | 75 | 0 | / |
| Ouennessa | 74 | 1 | / |
| Enessey | 71 | 20 | / |
| Yohnnes | 71 | 13 | / |
| O'Hynes | 71 | 9 | / |
| Oneissy | 71 | 4 | / |
| Ouennes | 71 | 3 | / |
| O'Hines | 71 | 2 | / |
| Annessy | 71 | 1 | / |
| O'Ennis | 71 | 1 | / |
| Ounness | 71 | 1 | / |
| Ohenese | 71 | 1 | / |
| Innessy | 71 | 1 | / |
| Ennes | 67 | 2,106 | / |
| Onnes | 67 | 249 | / |
| Younness | 67 | 173 | / |
| Ennissay | 67 | 171 | / |
| Oness | 67 | 83 | / |
| Eness | 67 | 78 | / |
| Oenes | 67 | 70 | / |
| Ohnes | 67 | 57 | / |
| Onesy | 67 | 48 | / |
| Ouenessa | 67 | 9 | / |
| Yoahnnes | 67 | 5 | / |
| Onssy | 67 | 4 | / |
| Oheneasa | 67 | 4 | / |
| Onnsy | 67 | 2 | / |
| Ouennass | 67 | 1 | / |
| Ochenesi | 67 | 1 | / |
| Enesy | 67 | 1 | / |
| Yahnness | 67 | 1 | / |
| Yennesse | 67 | 1 | / |
| Enneasse | 67 | 1 | / |
| O'Haynes | 67 | 1 | / |
| Younessy | 67 | 1 | / |
| Yoonessy | 67 | 1 | / |
| Ounnessa | 67 | 1 | / |
| Ouenesse | 67 | 1 | / |
| Whinnesy | 67 | 0 | / |
| Ohnns | 67 | 0 | / |
| Ennss | 67 | 0 | / |
| Ennissey | 67 | 0 | / |
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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'Hennessy
- 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