Colby
boy name#615 in 2025Colby entered the US charts in 1888, peaked at #99 in 2001, ranks #615 today — a steady, dependable choice.
Popularity 1888–2025
#615
rank today
#99
peak (2001)
455
babies in 2025
stable
a steady, dependable choice
Rank by decade
| Decade | Average rank |
|---|---|
| 1880s | #1031 |
| 1910s | #3035 |
| 1920s | #3025 |
| 1930s | #3004 |
| 1940s | #2194 |
| 1950s | #1679 |
| 1960s | #1241 |
| 1970s | #495 |
| 1980s | #331 |
| 1990s | #215 |
| 2000s | #216 |
| 2010s | #454 |
| 2020s | #612 |
Strongest states
Over the last decade, Colby has been most popular in TX, CA, FL.
Living bearers
About 52,000 people named Colby are estimated to be alive in the US today.
The typical Colby alive today was born around 2000, making them about 25 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Colby in 2025?
- Colby ranks #615 among US boy names in 2025, with 455 babies given the name.
- When was the name Colby most popular?
- Colby peaked in 2001, reaching #99 among US boy names.
- Will my child share the name Colby with classmates?
- Colby will almost certainly be the only one in school.
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