Names / Jefferson
Is Jefferson a first name or a last name?
Jefferson is both: a family name in some places and a given name in others. It is mostly a given name in Brazil, Colombia, Ecuador and Peru.
How to address someone called Jefferson
- United States. Jefferson is used both ways: about 55,179 people had it as a surname in the 2010 census, and 16,275 babies born between 1950 and 2017 were given it as a first name. Look at where it sits in the name and how the person signs.
- Brazil. Jefferson is a given name. Hi Jefferson on first-name terms; formally, Mr. or Ms. goes with the family name, not with Jefferson.
- United Kingdom. Jefferson is used both ways: 71% of people from the United Kingdom with this name in our data carry it as a family name. Look at where it sits in the name and how the person signs.
- Colombia. Jefferson is a given name. Hi Jefferson on first-name terms; formally, Mr. or Ms. goes with the family name, not with Jefferson.
Not sure which part of a full name is which? Check the full name with the country where the person is based.
Jefferson by country
People recorded in Wikidata who carry Jefferson as a family name or as a given name, by country of citizenship (502 in total).
| Country | As family name | As given name | Family name share |
|---|---|---|---|
| United States | 144 | 146 | 50% |
| Brazil | 2 | 79 | 2% |
| United Kingdom | 20 | 8 | 71% |
| Colombia | 0 | 20 | 0% |
| Ecuador | 0 | 19 | 0% |
| Peru | 1 | 15 | 6% |
| Canada | 5 | 5 | 50% |
| New Zealand | 6 | 0 | 100% |
| France | 0 | 5 | 0% |
| Venezuela | 0 | 3 | 0% |
Wikidata covers notable people, so counts show how the name is used, not how many people carry it.
Jefferson in the United States
- As a surname: about 55,179 people in the 2010 census, rank 615 among US surnames.
- As a first name: 16,275 babies born between 1950 and 2017, 0% of them girls.
Jefferson as a given name: men or women?
About 1% of people with Jefferson as a given name in Wikidata are women, and 0% of US babies given the name. This describes the name, not any one person: a title is usually a safe guess, but the full name without a title is always polite.
Related names
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