Theo vs Theodore
Side-by-side comparison of Theo and Theodore - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Theo | Theodore |
| Current Rank | #80 | #4 |
| Total Births (all years) | 35,830 | 317,206 |
| Peak Year | 2023 | 2025 |
| Peak Year Births | 4,140 | 13,355 |
| Peak Decade | 2020s | 2020s |
| Gender | Boy | Boy |
| First Recorded Year | 1880 | 1880 |
Births by Decade
| Decade | Theo | Theodore |
| 1880s | 93 | 2,176 |
| 1890s | 118 | 2,300 |
| 1900s | 226 | 6,490 |
| 1910s | 714 | 21,106 |
| 1920s | 980 | 31,287 |
| 1930s | 680 | 24,957 |
| 1940s | 440 | 26,249 |
| 1950s | 371 | 29,050 |
| 1960s | 323 | 21,288 |
| 1970s | 386 | 13,567 |
| 1980s | 540 | 11,958 |
| 1990s | 600 | 10,113 |
| 2000s | 1,386 | 10,556 |
| 2010s | 8,189 | 40,530 |
| 2020s | 20,784 | 65,579 |
Recent Annual Births (2014–present)
| Year | Theo | Theodore |
| 2014 | 550 | 3,228 |
| 2015 | 765 | 4,155 |
| 2016 | 952 | 4,910 |
| 2017 | 1,232 | 5,973 |
| 2018 | 1,554 | 7,088 |
| 2019 | 2,018 | 7,896 |
| 2020 | 2,225 | 8,638 |
| 2021 | 2,703 | 9,600 |
| 2022 | 3,642 | 10,824 |
| 2023 | 4,140 | 11,093 |
| 2024 | 4,129 | 12,069 |
| 2025 | 3,945 | 13,355 |