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Osian

#8,732 in 2025Boys' name

Literal meaning not recorded

Osian has been given to 50 babies in the U.S. since 2017. In 2025 it ranked #8,732 of 13,926 boys’ names in use. Its peak year was 2017, with 9 recorded.

Babies named Osian, 2025

1 in 368,000

Osian over time, 1880–2025

Boys
02.557.51018801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Osian: meaning, origin, and history

Literal meaning not recorded

Deeper origin not confirmed in the cited records

What Osian means

Osian is a given name.

Origin, language, and formation

Osian is used in Welsh.

Pronunciation and spelling

In Welsh, Osian is pronounced /ˈɔʃan/.

American usage and historical context

In the United States, 50 boys were recorded with the name Osian between 2017 and 2025. Its highest annual count was 9 in 2017; its best national rank was #8,644 in 2017.

Over 5 years its rank rose, from #10,309 in 2020 to #8,732 in 2025.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How common is Osian?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 368,000
9 of 3,315,165 births
Among boys only
1 in 190,000
<0.01% of boys
Rank, 2025
#8,732
of 13,926 boys’ names in use
Coin-flip room size
255,323 kids
Even odds of a second one

Where Osian sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 255,323 children born in 2025 and it's an even bet that one of them is another Osian. In a class of 30 the chance is Under 1%.

When Osians were born

Half of everyone ever recorded as Osian was born before 2022 — so the typical Osian is around 3 today.

Median birth year
2022
About 3 years old
Biggest decade
2020s
82.0% of all use
Born in the last 25 years
100.0%
A modern name
Recorded since 1950
50
People you could plausibly meet
Choose a decade

2020s — 82.0% of all recorded uses (41).

Is Osian rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
+899
Places climbed
Rank vs 5 years ago
+1,577
Places climbed
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
100.0%
Peak was 2017 (9)
Years since peak
8
Years
Year-to-year steadiness
Shifting
20.2% average annual change
Best rank ever
#8,644
2017

Spellings of Osian

Osian is not the most common spelling — Brian is, with 48.1% against Osian's <0.01%.

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Osian around the world

Where Osian ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • England & Wales
    1996–2025
    #274
    in 2025
  • Scotland
    2023–2025
    #762
    in 2025

Popularity data from Office for National Statistics and National Records of Scotland. ONS, NRS data under Open Government Licence v3.0.

Osian by the numbers

The raw record for each sex the name is used for.

As a boy's name

Rank in 2025
#8,732
Trend vs 5 yrs ago
Up 1,577
Best rank ever
#8,644
2017
Peak year
2017
9 that year
First recorded
2017
Last recorded
2025
All-time count
50
Count in 2025
9

Names similar to Osian

Matched on shared beginnings and endings, similar length, and comparable popularity.

ThianDaianOsierAzianKhianOsiahRaianLukianAlianOsiasKyianOsirusKasianLevianKaianLuianTirianHianOzianLorianKalianDeianZyianAyvian

Sibling names for Osian

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Osian

Top names of 2017, Osian's peak yearThe 2010s in fullOther names that peaked in 2017Boys' names starting with OUncommon Welsh Boy Names