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Lex

“Variant of Alexander — Defender of mankind” — Greek via Latin origin

Boy's name · #2304 in the US (2025) · Vintage

Lex has appeared in US records since 1892 — best rank #910 (1956) · 3,995 babies named Lex all-time · 1 in 25,000 boys born in 2025.

Around the world: about 1 in 1,400 boys in Belgium (2025) · about 1 in 4,500 boys in Sweden (2025) · about 1 in 12,000 boys in Canada (2024).

Appears in 2020-2025 birth records of 5 states. See the full state-by-state map on this page.

Famous Lexes

• Lex Barker — American actor (1919–1973)
• Lex Fridman — American computer scientist and podcaster
• Lex Luger — American professional wrestler
• Lex Immers — Dutch footballer
• Lex Schoenmaker — Dutch footballer and manager

In stories & tradition

• Lex Luthor — Batman v Superman: Dawn of Justice · Superman
• Lex Lutor — Smallville
• Lex Luthor, Jr. — Lois & Clark: The New Adventures of Superman

What Lexes become

Among 218 notable people named Lex:

Entertainers appear 1.83× more often than among typical names — e.g. Lex Barker, American actor (1919–1973).

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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