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Rainier
BoyMeaning of Rainier: German: 'wise army'
Rainier is a boy's name most strongly associated with German naming. It has 7 letters and 2 syllables, and it is familiar but far from overused — 3264th most popular boys' name in the United States in 2025.
US rank 2025
#3264
35 babies in 2025
England & Wales 2024
—
Fewer than 3 babies or unlisted
US babies since 1880
920
First recorded 1956 · peak 2023
Trend
rising
Style: uncommon
Popularity over time
Gender split
95% boys · 5% girls, based on US, UK and international usage.
Origins & cultures
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