Origin & Meaning of the Oconnor Surname
What does the last name Oconnor mean?
The surname Oconnor carries the meaning "Family name of European origin." It is derived from the European language and has been passed down through generations, reflecting the occupations, locations, or characteristics of early bearers of the name. With 77,923 bearers in the 2010 US Census, Oconnor ranks as the #417 most common surname in the United States.
Where does the surname Oconnor come from?
The Oconnor surname has its roots in European heritage. Names of European origin often reflect the cultural, linguistic, and historical traditions of the communities where they first appeared. Over centuries, migration and cultural exchange have spread the Oconnor name far beyond its original homeland.
Language of Origin
The linguistic roots of Oconnor trace back to European. Understanding the original language helps decode the meaning and evolution of the name from its earliest recorded forms to the modern spelling used today.
Quick Facts
| Surname | Oconnor |
|---|---|
| Meaning | Family name of European origin |
| Origin | European |
| Language | European |
| US Rank (2010) | #417 |
| US Count (2010) | 77,923 |
| Per 100K People | 26.42 |
| First Letter | O |
Ethnic Distribution of Oconnor
According to the US Census, the Oconnor surname is distributed across the following ethnic groups. This data reflects self-reported ethnicity among 77,923 Americans with the Oconnor last name.
| Ethnicity | Percentage |
|---|---|
| White | 92.81% |
| Black | 2.12% |
| Hispanic | 2.61% |
| Asian/Pacific Islander | 0.75% |
| Native American | 0.33% |
| Two or More Races | 1.37% |
Popularity of Oconnor Over Time
Comparing US Census data from 2000 and 2010 shows how the Oconnor surname has changed in prevalence.
The number of Americans with the Oconnor surname increased by 3,167 between 2000 and 2010.
Discover Your Oconnor Ancestry
Uncover your family's history with a DNA test. Learn where your Oconnor ancestors came from and connect with relatives worldwide.
Affiliate links — we may earn a commission at no extra cost to you.
Similar Surnames to Oconnor
These surnames share similar popularity, spelling, or cultural background with Oconnor.
Other European Surnames
Explore more surnames with European roots. There are 162,254 surnames in our database — here are some that share the same European origin as Oconnor.
Frequently Asked Questions About Oconnor
Related Searches
People searching for information about the Oconnor surname also look for: