Baby Names US
Unisex name ★ peaked 2021

Rainn

Meaning Spelling variant of Rain Gender Unisex · 52% girls Rank 2025 #6,063 Trend ↑ Rising 52%

Spelling variant of Rain.

Rank 2025
#6,063
among girls · ↓310 vs 2024
Babies in 2025
46
named Rainn · -16% vs 2024
How common
1 in 80,363
girls born in 2025
Peak year
2021
78 babies
All-time total
590
#15,773 all-time among girls
First recorded
2006
in Social Security records

Rainn popularity over time

590 babies have been named Rainn since 2006, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.010.020.020.0318801900192019401960198020002020BoysGirls
GirlsBoys

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Boys Total Per year Change Best rank
1880s – – – – – –
1890s – – – – – –
1900s – – – – – –
1910s – – – – – –
1920s – – – – – –
1930s – – – – – –
1940s – – – – – –
1950s – – – – – –
1960s – – – – – –
1970s – – – – – –
1980s – – – – – –
1990s – – – – – –
2000s 38 15 53 5 – #9,282
2010s 87 79 166 17 +213% #6,369
2020s (to 2025) 179 192 371 62 +272% #3,966

Where Rainn is heading

A five-year projection from the recent trend in births per 1,000 girls (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year Projected babies Per 1,000 girls Implied rank
2026 22 0.01 outside top 500
2027 24 0.01 outside top 500
2028 25 0.02 outside top 500
2029 27 0.02 outside top 500
2030 28 0.02 outside top 500

The story of Rainn

Rainn is rare for girls in the United States, ranked #6,063 in 2025 with 20 babies given the name. It is currently rising compared with a decade ago.

Since 2006, 590 American babies have been named Rainn, about 52% girls and 48% boys, making it a genuinely unisex name. Its peak came in 2021, when 78 newborns received the name, the signature sound of the 2020s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Rainn stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Rainn?

The median living Rainn is about 4 years old; half are between 2 and 9. An estimated 600 people named Rainn are alive in the United States today.

median 4 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Rainn year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 20 #6,063 26 #4,112
2024 22 #5,753 33 #3,503
2023 38 #3,966 28 #3,972
2022 37 #4,023 32 #3,597
2021 35 #4,154 43 #2,900
2020 27 #4,854 30 #3,631
2019 19 #6,369 17 #5,509
2018 8 #12,248 15 #5,975
2017 12 #9,223 – –
2016 8 #12,631 6 #11,810
2015 6 #15,987 5 #13,578
2014 8 #12,816 8 #9,415
2013 9 #11,761 11 #7,437
2012 11 #10,269 8 #9,501
2011 – – – –
2010 6 #16,500 9 #8,631
2009 13 #9,282 8 #9,665
2008 8 #13,529 7 #10,754
2007 11 #10,655 – –
2006 6 #16,651 – –
2005 – – – –
2004 – – – –
2003 – – – –
2002 – – – –
2001 – – – –
2000 – – – –
1995 – – – –
1990 – – – –
1985 – – – –
1980 – – – –
1975 – – – –
1970 – – – –
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Famous people named Rainn

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

  1. 1 Rainn Wilson Rainn Wilson American actor (born 1966) Contemporary

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

Quick answers about Rainn, drawn from the same Social Security data as the charts above.

How old is the average Rainn?

The median living Rainn is about 4 years old. Half of all living Rainns are between 2 and 9 years old.

How many people named Rainn are alive today?

An estimated 600 people named Rainn are alive in the United States, based on 590 recorded births and Social Security life tables.

What does the name Rainn mean?

Spelling variant of Rain.

How popular is the name Rainn in 2025?

Rainn ranked #6,063 among girls' names in the United States in 2025, with 20 babies given the name, according to Social Security Administration data.

How many people are named Rainn?

590 babies have been named Rainn in the United States since 2006, based on Social Security card applications.

When was the name Rainn most popular?

Rainn peaked in 2021, when 78 newborns received the name.

Is Rainn a boy or girl name?

Rainn is used for both: about 52% of babies named Rainn have been girls and 48% boys.

Is the name Rainn rising or falling?

Rainn is on the rise, noticeably more popular now than a decade ago.

Will Rainn become more popular?

Rainn is trending upward. If the recent trend holds, we project roughly 28 girls named Rainn in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Who are famous people named Rainn?

Well-known people named Rainn include Rainn Wilson (actor).

Names like Rainn

Names that sound and feel close to Rainn: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Rainn with similar names → More names starting with R →