MallowbyNames

Theodor

ΘεόδωροςTAY-oh-dor · Gift of God

2025 rank (boys)
#1,992
Babies named in 2025
76
Peak popularity
2022
2025 frequency
1 in 22,475 boys
Usually for
Boys
Trend
Rising since 1985

Rising since 1985, #1,992 for boys today.

Popularity of Theodor since 1884

Babies named Theodor per year in U.S. Social Security records.

295988192019602000Most births 2022Boys
Data table (by decade)
DecadeBoys
1880s10
1890s6
1900s0
1910s110
1920s139
1930s120
1940s113
1950s139
1960s124
1970s79
1980s98
1990s127
2000s189
2010s492
2020s470

Meaning & origin

Theodor is a strong, classic name with deep roots in Greek and Germanic tradition. Its ranking of 1992 in 2025 reflects a modest but consistent usage, with a frequency of approximately 1 in every 22,475 newborn boys. The name's trajectory has been rising since 1985, and while its peak year was as recent as 2022, it maintains steady appeal. Historically, its earliest recorded use in the United States dates to 1884, indicating a long-standing presence. The top states for Theodor include Massachusetts, Pennsylvania, and Ohio, suggesting a concentration in regions with significant German-American heritage. This name offers a distinguished alternative to the more common Theodore, with the same meaningful etymology and familiar nicknames like Theo.

Theodor is a German and Scandinavian form of Theodore, derived from the Greek name Theodoros, from theos (god) and doron (gift). It has been used in German-speaking countries since the Middle Ages and gained prominence through various saints and royalty. In Scandinavia, it was adopted in the 19th century and remains a classic choice.

Where Theodor is most popular

Births per 100,000 boys by state, 2025. The lightest shade means too few recorded births.

Fewermore per 100k boystoo few births

Theodor” around the world

Where Theodor lands in the latest official birth statistics abroad, matched to the U.S. spelling.

  • France

    10

    babies in 2024

  • Ireland

    5

    babies in 2025

  • Quebec

    12

    babies in 2025

Sources: INSEE (France) · CSO Ireland (Ireland) · Retraite Québec (Quebec).

Nicknames & variants

Nicknames: Theo, Ted, Teddy

Variants: Theodore, Teodor, Tudor

Sibling names for Theodor

Names that share Theodor's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

T is for Theodor, our favorite little boy.

T is for Theodor…”

In a Mallowby alphabet book, Theodor's letter becomes Theodor's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Theodor's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Theodor mean?
Theodor means 'Gift of God', from the Greek elements 'theos' (God) and 'doron' (gift).
How popular is the name Theodor currently?
As of 2025, Theodor ranked 1992 in the United States, with approximately 1 in every 22,475 newborn boys given the name.
Is Theodor a boy's name?
Yes, Theodor is predominantly a boy's name, though the related name Theodora is used for girls.