Trend of the Popularity of Theory as a Female Baby Name in the US
Updated on May 9, 2026.
Data Source: Social Security Administration (SSA).
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In 2025, there were 20 female babies that were named Theory in the US, which was 0.00% of the total number of female babies born in the US in 2025. Between 2006 and 2025, the name Theory peaked as a female baby name in the US in 2023 with a count of 20 babies, which was 0.00% of the total female babies born in the US in 2023.
The first chart below show the trend of the number of female babies in the US that were named Theory, and the second chart shows the percent of female babies in the US that were named Theory.
Trend of the Number of Female Babies who were Named Theory in the US
Trend of the Percentage of Female Babies who were Named Theory in the US
The table below below shows the trend of the number of female babies and the percentage of female babies born in the US who were named Theory from 2006 to 2025.
Trend of the Popularity of Theory as a Female Baby Name in the US
25
0 of 0
| Year | Number of Female Babies | Percent of Total Female Babies (%) |
|---|---|---|
| 2006 | 5 | 0.00 |
| 2012 | 8 | 0.00 |
| 2013 | 9 | 0.00 |
| 2014 | 8 | 0.00 |
| 2015 | 7 | 0.00 |
| 2016 | 8 | 0.00 |
| 2017 | 5 | 0.00 |
| 2018 | 7 | 0.00 |
| 2019 | 8 | 0.00 |
| 2020 | 8 | 0.00 |
| 2021 | 18 | 0.00 |
| 2022 | 18 | 0.00 |
| 2023 | 20 | 0.00 |
| 2024 | 16 | 0.00 |
| 2025 | 20 | 0.00 |