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Alexios

♂ Boy

Pronounced ah-LEK-see-os /ɑˈlɛk.si.ɔs/Medium

Meaning: From Greek alexein, 'to defend, help' — borne by Byzantine emperorsHigh

In 30 seconds: A defender and helper: Alexios is the Greek Alexis — 'to defend' — borne by Byzantine emperors. Classical, imperial, and strong.

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Origin HighGreek

MeaningFrom Greek alexein, 'to defend, help' — borne by Byzantine emperors

U.S. rank (2025)#4546 ↘ Falling

2025 U.S. births22 boys (0.00% of U.S. boys)

Peak year2019

Total births (all-time)≈ 318

Popularity in the U.S. · SSA data

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Alexios comes from Greek alexein, 'to defend, help' — the Greek form of Alexis. Borne by Byzantine emperors (Alexios I Komnenos), it carries imperial, classical grandeur.

In the U.S. it appears in Greek families. Rare, defender at the root, and imperial.

Did you know? Several Byzantine emperors were named Alexios — including Alexios I Komnenos, who called the First Crusade; the name means 'defender, helper'.

Overall data confidence 85%

Behind the Name — Alexios — etymology

Variations

AlexisAlexeiAlexius

Nicknames

AlexLexi

Famous Bearers

★Alexios I Komnenos (1056-1118)
Byzantine emperor whose reign marked the beginning of the Komnenian restoration and who sought help from the West that led to the First Crusade

If you like Alexios…

Alexei— the Russian form

Alexander— a fellow defender-name

Alexandros— shares Alexios's Greek roots

Nikolaos— a fellow Greek choice

Dimitrios— shares Alexios's Greek roots

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Frequently Asked

What does the name Alexios mean?

Alexios is Greek for 'defender, helper'.

How do you pronounce Alexios?

It's said ah-LEK-see-os /ɑˈlɛk.si.ɔs/ — four syllables, stress on the second.

Is Alexios a boy or girl name?

Alexios is a boy's name.

How popular is Alexios?

Alexios is a rare name in the U.S.