Colby Name Popularity and Statistics
Colby is predominantly used for boys. The statistics below show this exact spelling in official U.S. records.
Meaning, origin, and pronunciation details are shown only after they have been independently reviewed.
How Do You Spell Colby?
Colby is spelled C-O-L-B-Y. The name has 5 letters.
Colby Popularity in 2025
Rank#2,822
Recorded Births60
Rank#615
Recorded Births455
- Girls usage rose 403 places to #2,822 and recorded 11 more births compared with 2024.
- Boys usage fell 32 places to #615 and recorded 35 fewer births compared with 2024.
Figures reflect this exact spelling in the latest available U.S. Social Security Administration records. See the complete year-by-year trend.
Colby Popularity by Year
The table below shows the most recent available records for this exact spelling from 2014 through 2025. Use the full history page to explore every recorded year.
| Year | Usage Category | Recorded Births | National Rank |
|---|---|---|---|
| 2025 | Girls | 60 | #2,822 |
| 2025 | Boys | 455 | #615 |
| 2024 | Girls | 49 | #3,225 |
| 2024 | Boys | 490 | #583 |
| 2023 | Girls | 47 | #3,386 |
| 2023 | Boys | 467 | #607 |
| 2022 | Girls | 64 | #2,689 |
| 2022 | Boys | 469 | #600 |
| 2021 | Girls | 56 | #2,958 |
| 2021 | Boys | 420 | #651 |
| 2020 | Girls | 45 | #3,399 |
| 2020 | Boys | 439 | #618 |
| 2019 | Girls | 48 | #3,272 |
| 2019 | Boys | 447 | #612 |
| 2018 | Girls | 42 | #3,614 |
| 2018 | Boys | 459 | #597 |
| 2017 | Girls | 47 | #3,346 |
| 2017 | Boys | 465 | #584 |
| 2016 | Girls | 37 | #3,996 |
| 2016 | Boys | 558 | #529 |
| 2015 | Girls | 45 | #3,478 |
| 2015 | Boys | 665 | #456 |
| 2014 | Girls | 52 | #3,137 |
| 2014 | Boys | 717 | #427 |
When Was Colby Most Popular?
Peak years are based on the highest recorded birth totals for this exact spelling and usage category. They are ordered by birth count, not chronologically.
2001 · Boys
3,859 recorded births
National rank #99
2002 · Boys
3,118 recorded births
National rank #125
2003 · Boys
2,170 recorded births
National rank #181
2004 · Boys
2,066 recorded births
National rank #185
Where Colby Ranked Highest in 2025
State rankings are calculated separately for girls and boys within each state. The SSA omits state-level names recorded fewer than five times, so low visible counts can still represent a relatively high state rank.
Top States for Boys
| State | Rank | Recorded Births |
|---|---|---|
| WV | #227 | 8 |
| NH | #230 | 5 |
| KS | #324 | 11 |
| NE | #377 | 6 |
| CT | #382 | 7 |
| MO | #392 | 16 |
| WI | #393 | 13 |
| PA | #397 | 26 |