Oisin
little deer — Associated with a hero who was the son of the warrior Fionn mac Cu
Ireland origin · Boy name
97% boys3% girls
#4304US 2023
25Births / yr
Falling
385All-time births
📅 Since 199100
How to pronounce Oisin
OY·SIN
/ˈɔɪ.ˈsɪn/ · stress on OY · 2 syllables
little deer
Associated with a hero who was the son of the warrior Fionn mac Cu · Ireland origin

What does Oisin mean and where does it come from?

Oisin (Irish: Oisín) is a name of legendary significance in Irish mythology, associated with a hero who was the son of the warrior Fionn mac Cumhail. The name conveys themes of nature and grace due to its meaning 'little deer'. Oisin has been used historically in Ireland and remains popular in moder

Cultural significance
Oisin has been a cherished name across cultures, particularly in Ireland-speaking communities, where it reflects values of little deer.
Peak popularity
Reached #3508 in 2020 — currently #4304 in the US.
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Related Reading
Ireland-origin baby names with timeless appeal
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What middle names flow best with Oisin?

Oisin works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Oisin Grace
Most popular combo · classic
Oisin Rose
Floral · soft ending
Oisin Mae
Sweet · timeless
Oisin Claire
French influence · crisp
Oisin Jane
Literary · strong
Oisin Skye
Modern · airy feel
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Middle Names
The best middle names for Oisin
Browse ideas →

How popular is Oisin right now?

Falling — down 463 spots — currently #4304 in the US out of 135.5k tracked names

US Trend 19952023#4304 · Top 3.2%
1995
2000
2005
2010
2015
2020
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#430425▼ down 463 · -14% births
2022#384129▲ up 490 · +21% births
2021#433124▼ down 823 · -23% births
2020#350831▲ up 2136 · +94% births
2015#564416▲ up 288 · +7% births
2010#593215▲ up 185 · +15% births
2005#611713▲ up 1123 · +44% births
2000#72409▼ down 1366 · -10% births
1995#587410

The story of Oisin

Oisin is a relatively modern name, first appearing in US records in 1991. With 385 total births recorded, Oisin remains relatively uncommon. The name has grown more popular over time, rising from #5874 in 1995 to #4304 in 2023.

Names that peaked alongside Oisin in 2020:

Oisin by decade

DecadeBirths
1990s43
2000s132
2010s179
2020s31
💎Oisin has only 385 total recorded births since 1991 — rarer than 99% of names in our database.

What are good nicknames for Oisin?

Common
OisOisieOisy

Common questions about the name Oisin

What does the name Oisin mean?
Oisin means "little deer" — a name rooted in Ireland tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Oisin?
Oisin is currently a distinctive and less common name as a boy name in the US and is rapidly gaining popularity — searches for Oisin have increased significantly in recent years.
What is the cultural origin of Oisin?
Oisin originates from Ireland tradition. Ireland names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Oisin?
Oisin is a two-syllable name pronounced OY1 S IH1 N. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
Is Oisin trending right now?
Oisin is currently on the rise — it has gained significant momentum in recent years as parents discover its appeal.