Boys' name · peaked in 2019
Colt name popularity since 1925
27,880 babies born in the US from 1925 to 2025 were named Colt. Half of them were born in 2016 or earlier, so the typical Colt is about 10 years old in 2026. Colt peaked in 2019 as the #210 name for boys, and it ranked #285 in 2025.
Key facts
- US babies since 1925
- 27,880
- Named Colt, 1925–2025
- In 2025
- #285
- for boys in 2025 (1,188 babies)
- Girls / boys
- 100.0% boys
- 11 girls · 27,869 boys
- Most popular in
- Idaho
- 3.04× its national share
Peak year is the year Colt made up the largest share of US boys, in records going back to 1880. Typical age is based on births from 1925 on, not on who is living today.
Colt births per year, 1925–2025
2019 was the biggest year for Colt both by count and as a share of all babies.
- Steepest fall: Between 1983 and 1988, Colt's share of baby boys fell by 48%, from 1 in 5,110 to 1 in 9,870.
- Fastest rise: Between 2004 and 2009, it became 5.7× more common, from 1 in 13,900 baby boys to 1 in 2,420.
Shaded on the chart. Both compare Colt's share of all US boys five years apart, counting only years with at least 100 babies named Colt.
Decade by decade
Babies named Colt in each decade, and its rank among boys' names in the middle year of the decade (1935, 1945 … 2025).
| Decade | Girls | Boys | Rank |
|---|---|---|---|
| 1925–29 | 0 | 0 | – |
| 1930s | 0 | 0 | Under 5 |
| 1940s | 0 | 0 | Under 5 |
| 1950s | 0 | 25 | Under 5 |
| 1960s | 0 | 78 | #2,102 |
| 1970s | 0 | 141 | #2,659 |
| 1980s | 11 | 2,117 | #530 |
| 1990s | 0 | 2,218 | #693 |
| 2000s | 0 | 3,031 | #938 |
| 2010s | 0 | 11,656 | #338 |
| 2020–25 | 0 | 8,603 | #285 |
Ranks count every name given to at least 5 boys that year, so they can go past 1,000. "Under 5" means fewer than 5 boys got the name.
Generation fingerprint
62.4% of babies named Colt from 1925 to 2025 were born in the Gen Alpha years (2013–2025). The full split by generation:
Where Colt is most popular
The index compares Colt's share of babies in each state with its share nationwide, 1925–2025 (1.50× = 50% more common). States with at least 300 babies named Colt.
| State | Index | Babies |
|---|---|---|
| Idaho | 3.04× | 316 |
| Oklahoma | 2.87× | 974 |
| Utah | 2.43× | 539 |
| Kansas | 1.90× | 506 |
| Texas | 1.75× | 3,585 |
Other spellings
Spellings that sound like Colt and were given to at least 1,000 boys from 1925 to 2025, with the year each one was most popular.
| Spelling | Boys | Peak year |
|---|---|---|
| Colt (this page) | 27,869 | 2019 |
| Kolt | 3,074 | 2022 |
Names with a similar story
Of the other 1999 names on this site, these six had the share of babies closest in shape to Colt's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Colt.
Names from the same era
Other common names that peaked within two years of Colt (2019).
Source: U.S. Social Security Administration national and state baby-name data, which covers names given to at least 5 babies of one sex in a year. About the data