Colby
girl name#2822 in 2025Colby entered the US charts in 1950, peaked at #1030 in 1985, ranks #2822 today — a rare gem few children share.
Popularity 1950–2025
#2822
rank today
#1030
peak (1985)
60
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1950s | #4966 |
| 1960s | #5377 |
| 1970s | #2691 |
| 1980s | #1868 |
| 1990s | #1406 |
| 2000s | #2326 |
| 2010s | #3422 |
| 2020s | #3080 |
Strongest states
Over the last decade, Colby has been most popular in CA, NY, VA.
Living bearers
About 4,100 people named Colby are estimated to be alive in the US today.
The typical Colby alive today was born around 1995, making them about 30 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 #2822 among US girl names in 2025, with 60 babies given the name.
- When was the name Colby most popular?
- Colby peaked in 1985, reaching #1030 among US girl names.
- Will my child share the name Colby with classmates?
- Colby will almost certainly be the only one in school.
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