Coby
Coby was the 1874th most popular name for boys in 2025, given to 84 babies. Its best year was 2001, when it ranked 462nd with 516 babies. Over the last ten years it has moved down 491 places. More babies were named Coby in the 2000s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #1,874 boys, down 553 places since 2020
- Babies in 2025
- 84boys
- Girls and boys
- Almost always a boy’s name2021–2025
- Peak year
- 2001516 babies
- Total since 1880
- 9,865babies recorded
Coby popularity since 1880
A few girls are given the name too: 381 since 1946.
| Year | Rank (boys) | Babies (boys) |
|---|---|---|
| 2025 | #1,874 | 84 |
| 2020 | #1,321 | 136 |
| 2010 | #1,070 | 180 |
| 2000 | #529 | 415 |
| 1990 | #981 | 115 |
| 1980 | #982 | 84 |
| 1970 | #1,006 | 65 |
| 1960 | #2,142 | 15 |
| 1950 | #3,080 | 7 |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Coby, counting every spelling?
Coby is the most common spelling of a name family that ranked #1,185 for boys in 2025 once every spelling is counted together, compared with #1,874 for Coby on its own. Together these spellings went to 159 boys in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Coby | 84 | #1,874 | 563 |
| Koby | 66 | #2,174 | 371 |
Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.
How many kids will share the name Coby?
84 of the 3,606,400 babies born in the US in 2025 were named Coby (0.02 per 1,000 births). For a boy named Coby born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 100 (of 430 pupils) would have a child named Coby.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Coby?
About 9,100 people born in the US named Coby are alive today, with a median age of 25; half are between 17 and 34. That makes Coby mostly worn by children and young adults.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Coby by state
How common Coby was among boys born in each state in 2021–2025. It is notably more common than nationally in Illinois (1.5×). In 32 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Coby: their share of US boys followed the most similar curve since 1880. If you like Coby, they share its era and feel.
Coby is also a nickname for Jacob.
Questions about the name Coby
How popular is the name Coby?
Coby was the 1874th most popular name for boys in 2025, given to 84 babies. Its best year was 2001, when it ranked 462nd with 516 babies. Over the last ten years it has moved down 491 places. More babies were named Coby in the 2000s than in any other decade.
Is Coby a boy or girl name?
In 2021–2025, almost always a boy’s name given the name Coby in the US.
Where is Coby most popular?
In 2021–2025, Coby was most common in Illinois (0.10 per 1,000 boys), followed by North Carolina and Mississippi.