Theodorus vs Theo

Side-by-side comparison of Theodorus and Theo — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Theodorus

Boy name · Rank #6435

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Name B

Theo

Boy name · Rank #80

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Which name is more popular?

Metric Theodorus Theo
Current Rank #6435 #80
Total Births (all years) 30 31,858
Peak Year 2024 2023
Peak Year Births 14 4,137
Peak Decade 2020ss 2020ss
Gender Boy Boy
First Recorded Year 2020 1880

Births by Decade

Decade Theodorus Theo
1880ss — 93
1890ss — 118
1900ss — 226
1910ss — 714
1920ss — 980
1930ss — 680
1940ss — 440
1950ss — 371
1960ss — 322
1970ss — 386
1980ss — 540
1990ss — 600
2000ss — 1,386
2010ss — 8,188
2020ss 30 16,814

Recent Annual Births (2014–present)

Year Theodorus Theo
2014 — 550
2015 — 765
2016 — 952
2017 — 1,232
2018 — 1,554
2019 — 2,018
2020 7 2,225
2021 9 2,703
2022 — 3,639
2023 — 4,137
2024 14 4,110

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 2020–2024.

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