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Rainier

OriginFrench, German
Meaning"wise army"

About Rainier

A royal, European name, and a relation of Rayner and Ragnar, Rainier is also associated with the majestic mountain in Washington state. Traditionally pronounced as REH-NYEH in French and as ray-NEER in American English, this name also coincides with a word indicating increasingly wet weather.

Given to 35 boys in the US in recent year, it ranked slightly above Rayner but below Ragnar.

As of October 2026, Rainier ranked #3362 in US births in 2025 SSA, peaked at #2608 in 1956.

Editor's take: The name Rainier is a boy's name of German, French origin meaning "wise army".

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Famous Rainiers

  • Rainier I of Monaco

    Lord of Cagnes

  • Rainier II

    Lord of Monaco

  • Rainier III (born Rainier Louis Henri Maxence Bertrand Grimaldi)

    Prince of Monaco

  • Rainier Joseph Diaz Castillo

    Filipino actor and singer

Rainier in pop culture

  • Rainier Wolfcastle aka McBain

    character on TV's "The Simpsons"

  • Mount Rainier ("ray

    NEER"), volcano in Washington State, USA

  • Thom Rainier

    character in 'Dragon Age: Inquisition' video game

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