Explore the Family Name O’donoghue
The meaning of O’donoghue
Irish (Cork): Anglicized form of Gaelic Ó Donnchadha ‘descendant of Donnchadh’ (see Donahue). Some characteristic forenames: Irish Brendan, Conor, Brigid, Eoin, Finbarr, Kieran, Mavourneen, Ronan, Siobhan, William Sean.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name O’donoghue in the United States?
Based on the Decennial U.S. Census, the surname O’Donoghue has seen a significant rise in its popularity between 2000 and 2010. In the year 2000, it was ranked 15,269th most popular, but by 2010, it had climbed to the 14,215th spot—a positive change of 6.9%. The count of individuals with this surname also saw an impressive increase from 1,767 in 2000 to 2,111 in 2010, representing a growth of 19.47%. The proportion of people with the O’Donoghue surname per 100,000 people likewise increased by 9.09% during this period.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #15,269 | #14,215 | 6.9% |
| Count | 1,767 | 2,111 | 19.47% |
| Proportion per 100k | 0.66 | 0.72 | 9.09% |
Race and Ethnicity of people with the last name O’donoghue
The data from the Decennial U.S. Census allows us to gain insight into the ethnic identity linked to the O’Donoghue surname. In 2000 and 2010, there were no reported instances of the name being associated with Asian/Pacific Islander or American Indian and Alaskan Native identities. There was a slight decrease (-34.18%) in the number of individuals identifying with two or more races—from 1.58% in 2000 to 1.04% in 2010. People identifying as white made up the majority of those with the O’Donoghue surname, although their percentage decreased slightly (-1.66%), from 94.51% in 2000 to 92.94% in 2010. Hispanic representation within the O’Donoghue surname increased by 74.05%, while the proportion of individuals identifying as Black increased by 11.27%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 94.51% | 92.94% | -1.66% |
| Hispanic | 1.58% | 2.75% | 74.05% |
| Black | 2.04% | 2.27% | 11.27% |
| Two or More Races | 1.58% | 1.04% | -34.18% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |