Theory vs Thelma
Side-by-side comparison of Theory and Thelma - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Theory | Thelma |
| Current Rank | #7176 | #4299 |
| Total Births (all years) | 165 | 225,460 |
| Peak Year | 2023 | 1921 |
| Peak Year Births | 20 | 7,839 |
| Peak Decade | 2020s | 1920s |
| Gender | Girl | Girl |
| First Recorded Year | 2006 | 1880 |
Births by Decade
| Decade | Theory | Thelma |
| 1880s | - | 76 |
| 1890s | - | 2,385 |
| 1900s | - | 18,265 |
| 1910s | - | 57,011 |
| 1920s | - | 68,767 |
| 1930s | - | 36,254 |
| 1940s | - | 20,229 |
| 1950s | - | 11,776 |
| 1960s | - | 5,894 |
| 1970s | - | 2,158 |
| 1980s | - | 1,170 |
| 1990s | - | 687 |
| 2000s | 5 | 379 |
| 2010s | 60 | 239 |
| 2020s | 100 | 170 |
Recent Annual Births (2014–present)
| Year | Theory | Thelma |
| 2014 | 8 | 25 |
| 2015 | 7 | 27 |
| 2016 | 8 | 32 |
| 2017 | 5 | 26 |
| 2018 | 7 | 27 |
| 2019 | 8 | 22 |
| 2020 | 8 | 27 |
| 2021 | 18 | 32 |
| 2022 | 18 | 26 |
| 2023 | 20 | 23 |
| 2024 | 16 | 33 |
| 2025 | 20 | 29 |