BabyNamesTrends
Menu

2025 data, released 8 May 2026

2025 data, released 8 May 2026

Oz

Oz was the 3490th most popular name for boys in 2025, given to 33 babies. Its best year was 2019, when it ranked 2793rd with 45 babies. Over the last ten years it has moved up 768 places. More babies were named Oz in the 2010s than in any other decade.

Meaning Not yet researched how we research meanings

Rank in 2025
#3,490 boys, down 167 places since 2020
Babies in 2025
33boys
Girls and boys
Almost always a boy’s name2021–2025
Peak year
201945 babies
Total since 1880
677babies recorded

Oz popularity since 1880

012.52537.550 1900192019401960198020002020
Boys Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.
YearRank (boys)Babies (boys)
2025#3,49033
2020#3,32334
2010#3,87127
2000#6,20611
1990——
1980——
1970——
1960——
1950——
1940——
1930——
1920——
1910——
1900——
1890——
1880——

How popular is Oz, counting every spelling?

Oz has no other common spelling that sounds the same.

How many kids will share the name Oz?

33 of the 3,606,400 babies born in the US in 2025 were named Oz (0.01 per 1,000 births). For a boy named Oz born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 253 (of 430 pupils) would have a child named Oz.

Chance of another Oz in a class of 20under 1 in 50US, born 2025
Most likely inCaliforniaunder 1 in 50 (2024)

Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.

How old are people named Oz?

About 700 people born in the US named Oz are alive today, with a median age of 10; half are between 5 and 16. That makes Oz a young name: most people with it are children.

0–910–1920–2930–3940–4950–5960–6970–7980–8990+
Estimated people alive in the US with the name, by age, mid-2026. The darker bar holds the median age.

Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.

Oz by state

How common Oz was among boys born in each state in 2021–2025. It is notably more common than nationally in California (1.7×). In 48 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.

Alaska: fewer than 5 a yearAK–Maine: fewer than 5 a yearME–Wisconsin: fewer than 5 a yearWI–Vermont: fewer than 5 a yearVT–New Hampshire: fewer than 5 a yearNH–Washington: fewer than 5 a yearWA–Idaho: fewer than 5 a yearID–Montana: fewer than 5 a yearMT–North Dakota: fewer than 5 a yearND–Minnesota: fewer than 5 a yearMN–Illinois: fewer than 5 a yearIL–Michigan: fewer than 5 a yearMI–New York: 0.01 per 1,000 babiesNY0.01Massachusetts: fewer than 5 a yearMA–Oregon: fewer than 5 a yearOR–Nevada: fewer than 5 a yearNV–Wyoming: fewer than 5 a yearWY–South Dakota: fewer than 5 a yearSD–Iowa: fewer than 5 a yearIA–Indiana: fewer than 5 a yearIN–Ohio: fewer than 5 a yearOH–Pennsylvania: fewer than 5 a yearPA–New Jersey: fewer than 5 a yearNJ–Connecticut: fewer than 5 a yearCT–Rhode Island: fewer than 5 a yearRI–California: 0.04 per 1,000 babiesCA0.04Utah: fewer than 5 a yearUT–Colorado: fewer than 5 a yearCO–Nebraska: fewer than 5 a yearNE–Missouri: fewer than 5 a yearMO–Kentucky: fewer than 5 a yearKY–West Virginia: fewer than 5 a yearWV–Virginia: fewer than 5 a yearVA–Maryland: fewer than 5 a yearMD–Delaware: fewer than 5 a yearDE–Arizona: fewer than 5 a yearAZ–New Mexico: fewer than 5 a yearNM–Kansas: fewer than 5 a yearKS–Arkansas: fewer than 5 a yearAR–Tennessee: fewer than 5 a yearTN–North Carolina: fewer than 5 a yearNC–South Carolina: fewer than 5 a yearSC–District of Columbia: fewer than 5 a yearDC–Oklahoma: fewer than 5 a yearOK–Louisiana: fewer than 5 a yearLA–Mississippi: fewer than 5 a yearMS–Alabama: fewer than 5 a yearAL–Georgia: fewer than 5 a yearGA–Hawaii: fewer than 5 a yearHI–Texas: fewer than 5 a yearTX–Florida: 0.01 per 1,000 babiesFL0.01
Babies per 1,000 of the same sex, Oz, boys, 2021–2025. Darker means more common.

Names with a similar history

These names rose and fell in step with Oz: their share of US boys followed the most similar curve since 1880. If you like Oz, they share its era and feel.

Oz is also a nickname for Ozias.

Questions about the name Oz

How popular is the name Oz?

Oz was the 3490th most popular name for boys in 2025, given to 33 babies. Its best year was 2019, when it ranked 2793rd with 45 babies. Over the last ten years it has moved up 768 places. More babies were named Oz in the 2010s than in any other decade.

Is Oz a boy or girl name?

In 2021–2025, almost always a boy’s name given the name Oz in the US.

Where is Oz most popular?

In 2021–2025, Oz was most common in California (0.04 per 1,000 boys), followed by New York and Florida.