Colby dog name
We found 364 dogs named Colby in the public pet registers of 16 places. Combining all places, Colby is the #557 dog name. 17% of dogs named Colby are female.
Colby as a dog name, by place
| Place | Rank | Dogs | Years |
|---|---|---|---|
| Allegheny County United States | #270 of 51,228 | 259 | 2003–2026 |
| New York City United States | #887 of 34,500 | 60 | 2014–2025 |
| Toronto Canada | #992 of 10,500 | 7 | 2019 |
| Seattle United States | #667 of 8,191 | 6 | 2026 |
| Playford Australia | #714 of 4,586 | 3 | 2015 |
| Cambridge United States | #245 of 4,375 | 8 | 2017–2026 |
| Vancouver Canada | #269 of 4,602 | 7 | 1999–2026 |
| Worcester United States | #390 of 2,906 | 3 | 2026 |
| Surf Coast Shire Australia | #424 of 1,974 | 2 | 2016 |
| Burnside Australia | #585 of 1,888 | 1 | 2015 |
| Framingham United States | #237 of 1,965 | 3 | 2020 |
| Richmond United States | #585 of 2,347 | 1 | 2018 |
| Tacoma United States | #478 of 1,917 | 1 | 2021 |
| Port Moody Canada | #352 of 1,280 | 1 | 2019 |
| Prospect Australia | #231 of 518 | 1 | 2016 |
| Burlington United States | #122 of 641 | 1 | 2022 |
Rank among all names in that place's register ("in top N" where only a top list is published). "Per 10,000" is how many of every 10,000 registered dogs there are named Colby. Click a column to sort. See data sources.
Female or male?
58 female and 288 male dogs named Colby, in the places that record sex.
Colby over the years
Dogs named Colby per 10,000 dogs, by the year of registration or licence (varies by place). Hover a bar for the number.
Breeds of dogs named Colby
Compared to all dogs, Colby is especially common among Goldendoodles (2.5×), Golden Retrievers (2.4×), Cocker Spaniels (2.1×), Labrador Retrievers (1.9×) and Australian Shepherds (1.8×).
Based on 315 dogs named Colby with a known breed. Crosses are counted as their first-named breed.
Colby as a baby name
Colby was the #615 boys' name in the US in 2025 (455 babies). Elsewhere it ranks #199 for boys in Northern Ireland, #224 for boys in England and Wales, #278 for boys in Scotland and #478 for boys in Canada (Ontario). See Colby as a baby name on MixedName, including which languages use it.