Colby
Peaked at #99 nationally in 2001, based on real US Social Security Administration birth records.
Girls vs. boys, all-time
Since 1888, Colby has been recorded 7% of the time for girls and 93% of the time for boys.
Play with Colby
Not quite the name you're after? Generate nicknames and more, based on Colby.
Pick a style above and hit Generate to see AI-suggested nicknames.
Colby — Girls (United States)
StablePeak rank
#1031
in 1985
Current rank
#3225
in 2024
Years tracked
70
1950–2024
Trend
Stable
Tracked since 1950, Colby reached its peak popularity for girls in 1985, ranking #1031 nationally with 146 babies given the name that year.
Over the last 10 years of data, its rank has slipped from #3144 (2014) to #3225 (2024) — a 3% drop.
As of 2024, Colby ranks #3225 nationally for girls, with 49 babies given the name that year.
Recent years
| Year | Rank | Births |
|---|---|---|
| 2024 | #3,225 | 49 |
| 2023 | #3,391 | 47 |
| 2022 | #2,703 | 64 |
| 2021 | #3,010 | 55 |
| 2020 | #3,407 | 45 |
| 2019 | #3,288 | 48 |
| 2018 | #3,625 | 42 |
| 2017 | #3,351 | 47 |
Colby — Boys (United States)
FallingPeak rank
#99
in 2001
Current rank
#582
in 2024
Years tracked
110
1888–2024
Trend
Falling
Tracked since 1888, Colby reached its peak popularity for boys in 2001, ranking #99 nationally with 3,859 babies given the name that year.
Over the last 10 years of data, its rank has slipped from #427 (2014) to #582 (2024) — a 27% drop.
As of 2024, Colby ranks #582 nationally for boys, with 489 babies given the name that year.
Recent years
| Year | Rank | Births |
|---|---|---|
| 2024 | #582 | 489 |
| 2023 | #606 | 467 |
| 2022 | #601 | 468 |
| 2021 | #651 | 420 |
| 2020 | #618 | 439 |
| 2019 | #611 | 447 |
| 2018 | #597 | 459 |
| 2017 | #584 | 465 |
Source: U.S. Social Security Administration, National Data, 1880–2024.
Similar trajectory
Other names that peaked around the same era and rose or fell on a comparable curve.
Based on US data — boys' names only.
Common Questions
When was Colby most popular?
Colby was most popular in 2001, when it ranked #99 nationally for boys — the highest rank it has reached in this data.
Is Colby becoming more or less popular?
For girls, it's currently stable; for boys, it's currently falling, based on the last decade of SSA data.
How many babies have been named Colby?
At least 57,635 babies have been recorded with the name Colby in the US since 1888, according to Social Security Administration birth records.
Looking for more name ideas like Colby? Try the Baby Name Generator or compare it against other names on the Name Trends hub.