Sebastian dog name
We found 452 dogs named Sebastian in the public pet registers of 19 places. Combining all places, Sebastian is the #416 dog name. Almost all dogs named Sebastian are male.
🐱 Sebastian is also a cat name (#118 for cats, 40 cats).
Sebastian as a dog name, by place
| Place | Rank | Dogs | Years |
|---|---|---|---|
| Allegheny County United States | #314 of 51,228 | 216 | 2003–2026 |
| New York City United States | #310 of 34,500 | 170 | 2014–2025 |
| Toronto Canada | #684 of 10,500 | 11 | 2019 |
| Seattle United States | #585 of 8,191 | 7 | 2026 |
| Playford Australia | #326 of 4,586 | 8 | 2015 |
| Cambridge United States | #339 of 4,375 | 6 | 2017–2026 |
| Vancouver Canada | #943 of 4,602 | 2 | 1999–2026 |
| Noosa Australia | #222 of 3,045 | 7 | 2017 |
| Worcester United States | #553 of 2,906 | 2 | 2026 |
| Maple Ridge Canada | #335 of 2,440 | 3 | 2026 |
| Basel Switzerland | #847 of 3,446 | 1 | 2026 |
| Victoria Canada | #458 of 2,588 | 2 | 2025 |
| Surf Coast Shire Australia | #677 of 1,974 | 1 | 2016 |
| Golden Plains Shire Australia | #410 of 2,062 | 2 | 2016 |
| Burnside Australia | #168 of 1,888 | 5 | 2015 |
| Framingham United States | #237 of 1,965 | 3 | 2020 |
| Richmond United States | #191 of 2,347 | 3 | 2018 |
| Tacoma United States | #478 of 1,917 | 1 | 2021 |
| Adelaide Australia | #110 of 958 | 2 | 2014 |
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 Sebastian. Click a column to sort. See data sources.
Female or male?
5 female and 417 male dogs named Sebastian, in the places that record sex.
Sebastian over the years
Dogs named Sebastian per 10,000 dogs, by the year of registration or licence (varies by place). Hover a bar for the number.
Breeds of dogs named Sebastian
Compared to all dogs, Sebastian is especially common among Cocker Spaniels (2.9×) and Cavalier King Charles Spaniels (1.8×).
Based on 386 dogs named Sebastian with a known breed. Crosses are counted as their first-named breed.
Sebastian as a baby name
Sebastian was the #16 boys' name in the US in 2025 (8,605 babies). Elsewhere it ranks #4 for boys in Estonia, #10 for boys in Mexico (Mexico City), #13 for boys in Czech Republic and #21 for boys in Switzerland. See Sebastian as a baby name on MixedName, including which languages use it.
Similar dog names
Dog names ranked near Sebastian
Top dog names · All dog names starting with S · Sebastian as a cat name