Theodorus is a boy name with a rare feel, drawn from real birth records. Below you'll find how many babies have been named Theodorus across the United States, UK, Ireland and New Zealand, how popular Theodorus has been over the decades, and the year it peaked.
| Country | Births on record |
|---|---|
| United States since 1880 | 35 births |
| England & Wales since 1996 | 6 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Theodorus per year, United States (2020 to 2025). United States peaked in 2024 (14/yr) · England & Wales peaked in 2023 (3/yr).
Theodorus is a rare baby name in the United States. It was most common in 2024, when it ranked #13,589 nationally (given to 14 babies that year).
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