Home › Baby Names Directory › Onni
👍 Onni
♂ Boy
How to Pronounce Onni
Pronounced OHN-nee
🔊 Hear it /ˈoʊn.ni/ Medium ⧉ copy
Meaning: From the Finnish onni, 'luck; happiness; good fortune.' A cheerful virtue name, popular in Finland. Low ⧉ copy
In 30 seconds: A cheerful Finnish name: Onni means 'luck; happiness; fortune' (said 'OHN-nee'). Bright and warm.
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Meaning From the Finnish onni, 'luck; happiness; good fortune.' A cheerful virtue name, popular in Finland.
U.S. rank (2024) #10600 ↘ Falling
2024 U.S. births 7 boys (0.00% of U.S. boys)
Peak year 2017
Total births (all-time) ≈ 79
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Shop mom essentials Popularity in the U.S. · SSA data peak 2021 1913 2024 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 Onni comes from the Finnish for 'luck; happiness,' a warm virtue name popular in Finland. It reads bright and cheerful — rare in the U.S. (said 'OHN-nee').
In the U.S. it appears rarely, more familiar in Finland. Rare, cheerful, and warm.
Did you know? Onni is the Finnish word for 'luck; happiness; good fortune' — a bright, cheerful virtue name, well-loved in Finland (said 'OHN-nee').
Overall data confidence 52%
References — Onni — Finnish 'luck; happiness'
Variations Oni Onnie Onny
Nicknames On Nino
Famous Bearers Famous bearers coming soon. If you like Onni… Joni — a fellow Finnish choice Sami — lands in the same popularity range Esa — lands in the same popularity range Mikko — shares Onni's Finnish roots Riku — a similarly popular pick Frequently Asked What does the name Onni mean? Onni is Finnish for 'luck; happiness; good fortune.'
How do you pronounce Onni? It's said OHN-nee /ˈoʊn.ni/ — two syllables, stress on the first.
Is Onni a boy or girl name? Onni is a boy's name.
How popular is Onni? Onni is a rare name in the U.S., popular in Finland.
