Thessalonia vs Theodore

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

Name A

Thessalonia

Boy name

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Name B

Theodore

Boy name · Rank #4

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Which name is more popular?

Metric Thessalonia Theodore
Current Rank Unranked #4
Total Births (all years) 5 317,206
Peak Year 1923 2025
Peak Year Births 5 13,355
Peak Decade 1920ss 2020ss
Gender Boy Boy
First Recorded Year 1923 1880

Births by Decade

Decade Thessalonia Theodore
1880ss — 2,176
1890ss — 2,300
1900ss — 6,490
1910ss — 21,106
1920ss 5 31,287
1930ss — 24,957
1940ss — 26,249
1950ss — 29,050
1960ss — 21,288
1970ss — 13,567
1980ss — 11,958
1990ss — 10,113
2000ss — 10,556
2010ss — 40,530
2020ss — 65,579

Recent Annual Births (2014–present)

Year Thessalonia Theodore
2014 — 3,228
2015 — 4,155
2016 — 4,910
2017 — 5,973
2018 — 7,088
2019 — 7,896
2020 — 8,638
2021 — 9,600
2022 — 10,824
2023 — 11,093
2024 — 12,069
2025 — 13,355

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, 1923–1923.

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