Theophilus vs Theo

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

Name A

Theophilus

Boy name · Rank #2207

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Name B

Theo

Boy name · Rank #80

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Which name is more popular?

Metric Theophilus Theo
Current Rank #2207 #80
Total Births (all years) 2,392 31,858
Peak Year 2022 2023
Peak Year Births 68 4,137
Peak Decade 2010ss 2020ss
Gender Boy Boy
First Recorded Year 1882 1880

Births by Decade

Decade Theophilus Theo
1880ss 20 93
1890ss — 118
1900ss 25 226
1910ss 156 714
1920ss 191 980
1930ss 135 680
1940ss 152 440
1950ss 214 371
1960ss 146 322
1970ss 176 386
1980ss 157 540
1990ss 173 600
2000ss 204 1,386
2010ss 360 8,188
2020ss 283 16,814

Recent Annual Births (2014–present)

Year Theophilus Theo
2014 39 550
2015 34 765
2016 48 952
2017 40 1,232
2018 49 1,554
2019 42 2,018
2020 43 2,225
2021 44 2,703
2022 68 3,639
2023 63 4,137
2024 65 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, 1882–2024.

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