Boys name · Colorado
Sebastian in Colorado
Sebastian was the 23rd most popular boys name in Colorado in 2025, with 160 babies named Sebastian that year. Since 1980, Colorado families have named 3,598 babies Sebastian.
Popularity over time
Sebastian in Colorado, year by year
| Year | Babies | State rank |
|---|---|---|
| 1980 | 5 | 449th |
| 1989 | 10 | 304th |
| 1995 | 26 | 183rd |
| 2001 | 69 | 109th |
| 2007 | 91 | 89th |
| 2013 | 135 | 43rd |
| 2019 | 180 | 16th |
| 2025 | 160 | 23rd |
Its rank among boys names in Colorado climbed from 449th in 1980 to 23rd in 2025.
The most babies named Sebastian in Colorado in a single year was 180, in 2019. Its best showing was 13th among boys names in 2022.
Across the country, Sebastian reached its best rank of 2nd in California (2017). See Sebastian in every state →
How popular is Sebastian in Colorado?
Sebastian was the 23rd most popular boys name in Colorado in 2025, with 160 babies named Sebastian that year. Since 1980, Colorado families have named 3,598 babies Sebastian.
How many babies are named Sebastian in Colorado?
In 2025, 160 babies were named Sebastian in Colorado. The most babies named Sebastian in Colorado in a single year was 180, in 2019.
What is the rank of Sebastian in Colorado?
Sebastian ranked 23rd among boys names in Colorado in 2025. Its best showing was 13th among boys names in 2022.
Source: U.S. Social Security Administration, names by state of birth (public domain). Counts below 5 in a state-year are omitted by the SSA for privacy.
The same name elsewhere