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Theme
Masculine

Leonidas

/liˈɒn.ɪ.dəs/

Son of the lion

Greek

How to say it

le · ON · i · das

/liˈɒn.ɪ.dəs/

What it means

Greek, 'son of the lion' or 'lion-like,' from leon, 'lion.'

Leonidas comes from the Greek leon, 'lion,' giving 'son of the lion' or 'lion-like.' King Leonidas led the 300 Spartans at Thermopylae, sealing the name's heroic, fearless ring. Grand and strong, it shortens neatly to Leo or Leon. Said lee-ON-ih-dus.

Popularity over time

#10 #100 #1000 #1 #631818802025

peaked at #421 in 2022, currently #510 in 2025.

Source: U.S. Social Security Administration, names given to at least 5 babies in a year, 1880–present. See where the names are moving

Heads-up notes

  • Nickname

    Leo, Leon.

  • Pop culture

    King Leonidas of Sparta and the 300.

Spelling variants

  • Leónidas
  • Leonid
  • Leonidis