Mj

♂ Boy

Pronounced EM-jay /ˈɛm.dʒeɪ/Medium

Meaning: An initials name, from the spoken letters M + J (often for a father's or relative's name); not a meaning-bearing word; we note the initialsLow

In 30 seconds: An initials name (M.J.): Mj. Crisp, modern, and warm (said 'EM-jay').

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Origin LowAmerican

MeaningAn initials name, from the spoken letters M + J (often for a father's or relative's name); not a meaning-bearing word; we note the initials

U.S. rank (2024)#8720 ↘ Falling

2024 U.S. births9 boys (0.00% of U.S. boys)

Peak year2018

Total births (all-time)≈ 166

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

Mj is an initials name, from the spoken letters M + J (often for a father's or relative's name); not a meaning-bearing word (we note the initials). A crisp, modern name (said 'EM-jay').

In the U.S. it appears as a modern initials name. Rare, an-initials-name, and crisp.

Did you know? Mj is an initials name, from the spoken letters M + J (often honoring a father or relative) — a crisp, modern name (we note the initials; said 'EM-jay').

Overall data confidence 30%

U.S. Social Security Administration name files — initials name

Variations

M.J.EmjayMjay

Nicknames

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Famous Bearers

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By themeenglish american initials-name

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Frequently Asked

What does the name Mj mean?

Mj is an initials name from the spoken letters M + J; it carries no word-meaning. We note the initials.

How do you pronounce Mj?

It's said EM-jay /ˈɛm.dʒeɪ/ — two syllables, stress on the first.

Is Mj a boy or girl name?

Mj is a boy's name.

How popular is Mj?

Mj is a very rare registered name in the U.S.