Colorado Most Popular Male and Female Baby Names in 2005

Updated on December 5, 2025.

Data Source: Social Security Administration (SSA).

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Colorado Most Popular Male Baby Names in 2005

In 2005, the most popular name for baby boys in Colorado was Jacob, with a count of 388 boys out of a total of 29,973 registered names of baby boys (i.e. 1.29% of the total number of new-born baby boys in Colorado in 2005). The second most popular boy name was Joshua (373 boys, 1.24% of total). The third most popular boy name was Alexander (348 boys, 1.16% of total).

The table below below shows the top 785 most popular male baby names in Colorado in 2005. You can click on a name to see the trend of popularity in Colorado over the years.

Colorado Most Popular Female Baby Names in 2005

In 2005, the most popular name for baby girls in Colorado was Emily, with a count of 305 girls out of a total of 24,721 registered names of baby girls (i.e. 1.23% of the total number of new-born baby girls in Colorado in 2005). The second most popular girl name was Emma (304 girls, 1.23% of total). The third most popular girl name was Isabella (274 girls, 1.11% of total).

The table below below shows the top 785 most popular female baby names in Colorado in 2005. You can click on a name to see the trend of popularity in Colorado over the years.