Osby

Boys' name

Meaning not yet documented

Osby has been given to 150 babies in the U.S. since 1912. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1922, with 10 recorded.

Babies named Osby, 1970

1 in 601,000

Osby 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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

How common is Osby?

Osby had fewer than 5 recorded uses in 2025, so these figures use 1970, the last year it was published.

Among all babies, 1970
1 in 601,000
6 of 3,606,302 births
Among boys only
1 in 310,000
<0.01% of boys
Rank, 1970
Unranked
Fewer than 5 uses
Coin-flip room size
416,617 kids
Even odds of a second one

Where Osby 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 1970 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 416,617 children born in 1970 and it's an even bet that one of them is another Osby. In a class of 30 the chance is Under 1%.

When Osbys were born

Half of everyone ever recorded as Osby was born before 1926 — so the typical Osby is around 99 today.

Median birth year
1926
About 99 years old
Biggest decade
1920s
34.0% of all use
Born in the last 25 years
21.3%
Spread across generations
Recorded since 1950
19
People you could plausibly meet
Choose a decade

1920s — 34.0% of all recorded uses (51).

Is Osby 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
—
Not ranked then
Rank vs 5 years ago
New entry
Not ranked then
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
0%
Peak was 1922 (10)
Years since peak
103
Years
Year-to-year steadiness
Volatile
25.0% average annual change
Best rank ever
#2,210
1912

Spellings of Osby

Osby is not the most common spelling — Bobby is, with 66.8% against Osby's 0.03%.

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.

Osby by the numbers

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

As a boy's name

Rank in 2025
Unranked
Trend vs 5 yrs ago
—
Best rank ever
#2,210
1912
Peak year
1922
10 that year
First recorded
1912
Last recorded
1970
All-time count
150
Count in 2025
Under 5

Names similar to Osby

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

Sibling names for Osby

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 Osby