Trend of the Popularity of Millie as a Female Baby Name in Colorado

Updated on December 6, 2025.

Data Source: Social Security Administration (SSA).

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In 2024, there were 54 female babies that were named Millie in Colorado, which was 0.24% of the total number of female babies born in Colorado in 2024. Between 2004 and 2024, the name Millie peaked as a female baby name in Colorado in 2022 with a count of 62 babies, which was 0.28% of the total female babies born in Colorado in 2022.

The first chart below show the trend of the number of female babies in Colorado that were named Millie, and the second chart shows the percent of female babies in Colorado that were named Millie.

Trend of the Number of Female Babies who were Named Millie in Colorado

Trend of the Percentage of Female Babies who were Named Millie in Colorado

The table below below shows the trend of the number of female babies and the percentage of female babies born in Colorado who were named Millie from 2004 to 2024.

Trend of the Popularity of Millie as a Female Baby Name in Colorado

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Year Number of Female Babies Percent of Total Female Babies (%)
2004 5 0.02
2010 6 0.03
2011 6 0.03
2012 7 0.03
2013 8 0.04
2014 10 0.04
2015 14 0.06
2016 12 0.05
2017 26 0.12
2018 21 0.09
2019 12 0.06
2020 22 0.10
2021 25 0.11
2022 62 0.28
2023 42 0.19
2024 54 0.24