In 2025, 303 US girls were named Colbie, making it the 881st most common girls’ name of the year, up 226 places from #1,107 in 2024. That is 82 more than the 221 girls named Colbie in 2024. Its best rank for girls was #881, reached in this year, 2025. That year also had the most girls given the name: 303. For comparison, it was #1,356 in 2015 and unranked in 1950.
Social Security card records list Colbie in 42 years of the 146 from 1880 to 2025, starting in 1983 with 9 babies. In all, 4,099 US babies have been given the name, 91% of them girls and 9.3% boys. Its busiest decade was the 2010s, with 1,831 babies named Colbie.
Over the 10 years from 2016 to 2025, 2,043 US girls were named Colbie; the busiest of those years was 2025, with 303. In 2025 that was about 1 in 5,305 of the girls in SSA’s list for the year.
Among the states, Colbie ranked highest in Idaho in 2025, at #419 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Colby (58,155 babies since 1880) and Kolbie (1,907 babies since 1880).