Origin & Meaning of the Cosby Surname
What does the last name Cosby mean?
The surname Cosby carries the meaning "Origin and meaning under research." It is derived from the Unknown language and has been passed down through generations, reflecting the occupations, locations, or characteristics of early bearers of the name. With 10,300 bearers in the 2010 US Census, Cosby ranks as the #3,471 most common surname in the United States.
Where does the surname Cosby come from?
The Cosby surname has its roots in Unknown heritage. Names of Unknown 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 Cosby name far beyond its original homeland.
Language of Origin
The linguistic roots of Cosby trace back to Unknown. 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 | Cosby |
|---|---|
| Meaning | Origin and meaning under research |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #3,471 |
| US Count (2010) | 10,300 |
| Per 100K People | 3.49 |
| First Letter | C |
Ethnic Distribution of Cosby
According to the US Census, the Cosby surname is distributed across the following ethnic groups. This data reflects self-reported ethnicity among 10,300 Americans with the Cosby last name.
| Ethnicity | Percentage |
|---|---|
| White | 49.68% |
| Black | 44.17% |
| Hispanic | 2.67% |
| Asian/Pacific Islander | 0.33% |
| Native American | 0.41% |
| Two or More Races | 2.74% |
Popularity of Cosby Over Time
Comparing US Census data from 2000 and 2010 shows how the Cosby surname has changed in prevalence.
The number of Americans with the Cosby surname increased by 179 between 2000 and 2010.
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Similar Surnames to Cosby
These surnames share similar popularity, spelling, or cultural background with Cosby.
Other Unknown Surnames
Explore more surnames with Unknown roots. There are 162,254 surnames in our database — here are some that share the same Unknown origin as Cosby.
Frequently Asked Questions About Cosby
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