Meaning & origin
What it means
Theodoros is a romanization of Θεόδωρος. Θεόδωρος goes back to Proto-Indo-European *déh₃rom, meaning “gift.”
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1967. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Theodoros through the years
- Babies since 1880
- 557
- 557 boys · 0 girls
- Most popular year
- 2024
- 29 babies
- 2025
- 29
- #3,839 for boys
- 2021–25 vs 2016–20
- +77%
- Rising fast
Where it’s given
By the numbers
In 2025, this name appeared in 29 U.S. birth records for boys, ranking No. 3,839 among boys’ names. Average annual use for boys was 76.8% higher in 2021–2025 than in 2016–2020. In 2025, California had the largest reported state-level birth count for boys with this name (5). Published U.S. population figures for this spelling include 699 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Theodoros’s family of names
In English usage, Theodoros shares a linguistic root with Theodore. In Finnish usage, Theodoros has a conventional equivalent in the French form Théodore. In English usage, Theodoros was borrowed from the Greek form Θεόδωρος.
Inner ring: spellings · outer: across languages.
Around the world
Theodoros has relatives in 3 languages. Lines run from its Ancient Greek roots to each of them.
3 related names in 3 languages. Point at a dot, or tab to the map and use the arrow keys.
Spellings & scripts 1
The same name written differently, including transliterations into other scripts.
Across languages 17
Equivalents and cognates in other languages, plus older forms it grew from.
People named Theodoros
- Theodore II LaskarisEmperor of Nicaea from 1254 to 12581221–1258
- Theodore I Laskaris13th-century emperor of Nicaea1174–1221
- Theodoros KolokotronisGreek general (1770–1843)
- Theodore the StuditeByzantine saint759–826
- Theodore of MopsuestiaChristian theologian350–428
- Theodore TironAnatolian saint300–306
- Theodorus the Atheistancient Greek philosopher (ca. 340–250 BCE)339 BC–249 BC
- Theodore MetochitesByzantine scholar (1270-1332)
- Theodore Komnenos DoukasEmperor of Thessalonica1180–1230
Listed by how widely each person is written about, which says nothing about the name itself.
Similar names
If you love Theodoros, these share its style, era, origin or sound, from outside its own family.
Thanos
“one who is noble and praiseworthy”
>99% boys
Kyros
“a leader or master”
>99% boys
Icarus
>99% boys
Osias
“salvation”
>99% boys
Archimedes
“a master of thought”
>99% boys
Astraeus
>99% boys
Arius
“enduring life; everlasting; immortal”
98% boys · 2% girls
Ioannis
Ioannis is a masculine given name from Greek.
>99% boys