Aleksei

/AA-L-EH-K-S-EH-IH/

Boy Christian Russian origin RussianUkrainian

Defender — the Russian form of Alexis, from Greek Alexios. Borne by Tsar Alexei Mikhailovich, the second Romanov ruler and father of Peter the Great, whose reign produced a great law-code that served as the foundation of the Russian state for two centuries. A princely Christian name of protection across the Eastern Slavic world.

See Aleksei scored for your family

Meaning & origin

Aleksei is a boy's name of Russian origin, traditionally used in Christian families. The name means "Defender — the Russian form of Alexis, from Greek Alexios. Borne by Tsar Alexei Mikhailovich, the second Romanov ruler and father of Peter the Great, whose reign produced a great law-code that served as the foundation of the Russian state for two centuries. A princely Christian name of protection across the Eastern Slavic world." and belongs to the Courage cluster — names for children who will grow into bold, fearless hearts.

Common among Russian, Ukrainian families, Aleksei carries cultural weight that goes beyond its dictionary definition — it's a name with a story and a community.

Numerology of Aleksei

Numerology assigns each name a single-digit destiny number by summing its letter values. Different schools use different mappings — NameRoot computes both so you can see how Aleksei resonates in either tradition.

Pythagorean
8
material mastery and executive power
Chaldean
2
harmony and partnership

How Aleksei sounds

NameRoot scores the phonetic fit of every name against the sound of your last name. The pronunciation of Aleksei breaks down into 7 phonemes: /AA-L-EH-K-S-EH-IH/. In the app, you'll see how those sounds flow with your family name across rhythm, stress, and consonant clusters.

Nicknames

Common affectionate forms of Aleksei — useful for everyday family conversation, early childhood, or as standalone given names themselves.

Alyosha

The six signals, applied to Aleksei

NameRoot scores every name across six independent dimensions. Here's how Aleksei maps to each — install the app to see the full compatibility score for your specific family.

01 — Birth Star
Nakshatra match
Enter your baby's birth date in the app and we'll compute the nakshatra compatibility score.
02 — Numerology
Destiny alignment
Pythagorean and Chaldean life-path calculations (destiny 8) matched against your family's own numerology profile.
03 — Phonetics
Last-name fit
Rhythm, stress, and consonant clusters measured with IPA to see how Aleksei flows with your family name.
04 — Meaning
Courage
Aleksei belongs to the Courage cluster — names for children who will grow into bold, fearless hearts.
05 — Cultural & Tradition
Christian
As a Christian name, Aleksei carries religious and cultural weight scored against your family's heritage — plus grandparent-name matches, saint's-day alignment, and generational naming patterns scored against your family tree.
06 — Uniqueness
Popularity balance
How common Aleksei is today versus historically — finding the sweet spot between familiar and forgotten.

Names similar to Aleksei

If Aleksei resonates with you, these names live in the same world — drawn from the same tradition, sharing the same meaning, or echoing a similar sound.

Common questions about Aleksei

What does the name Aleksei mean?

Aleksei means "Defender — the Russian form of Alexis, from Greek Alexios. Borne by Tsar Alexei Mikhailovich, the second Romanov ruler and father of Peter the Great, whose reign produced a great law-code that served as the foundation of the Russian state for two centuries. A princely Christian name of protection across the Eastern Slavic world.." It is a boy name of Russian origin, traditionally used in Christian families.

Is Aleksei a boy or girl name?

Aleksei is most commonly used as a boy name.

What is the origin of the name Aleksei?

Aleksei is of Russian origin, used in Christian tradition, commonly among Russian, Ukrainian families.

What are common nicknames for Aleksei?

Common short forms of Aleksei include Alyosha.

What is the numerology of Aleksei?

Aleksei has a Pythagorean destiny number of 8 — material mastery and executive power.

See how Aleksei scores for your family

NameRoot is the only baby-name app that scores every name across 6 signals against your specific family context. Download free — Aleksei is waiting.

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