Unisex name · peaked 2019

Rei

Every Rei since 1974 — 1,028 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.010.020.030.0418801900192019401960198020002020BoysGirls
GirlsBoys
Rank 2025
#5,364
among girls
Babies in 2025
59
named Rei
Peak year
2019
67 babies
All-time total
1,028
since 1974

The story of Rei

Rei is rare for girls in the United States, ranked #5,364 in 2025 with 24 babies given the name. It is currently rising compared with a decade ago.

Since 1974, 1,028 American babies have been named Rei — about 54% girls and 46% boys, making it a genuinely unisex name. Its peak came in 2019, when 67 newborns received the name — the signature sound of the 2010s.

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 Rei stood among all girls' names in any year, or use the compare tool to plot it against other names.

Rei 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 24 #5,364 35 #3,363
2024 27 #4,997 29 #3,874
2023 27 #4,968 19 #5,203
2022 21 #5,940 19 #5,175
2021 33 #4,304 34 #3,404
2020 48 #3,269 16 #5,643
2019 37 #3,985 30 #3,698
2018 33 #4,328 28 #3,865
2017 40 #3,829 22 #4,565
2016 27 #5,098 14 #6,277
2015 13 #8,844 21 #4,673
2014 5 #18,627 9 #8,639
2013 11 #10,107 6 #11,841
2012 16 #7,718 8 #9,514
2011 21 #6,297 14 #6,182
2010 14 #8,618 15 #5,972
2009 9 #12,232 13 #6,728
2008 10 #11,425 21 #4,670
2007 15 #8,436 14 #6,195
2006 8 #13,345 8 #9,372
2005 13 #8,756 8 #8,925
2004 13 #8,612 13 #6,066
2003 14 #7,909 16 #4,990
2002 12 #8,710 12 #5,996
2001 7 #13,168 8 #8,149
2000 10 #6,719
1995 6 #12,994
1990 7 #11,080
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 Rei

  1. Rei Kawakubo Politician · b. 1942
  2. Rei Sakuma Actor · b. 1965
  3. Rei Higuchi Wrestler · b. 1996
  4. Rei Matsumoto Soccer player · b. 1988
  5. Rei Hirakawa Soccer player · b. 2000

Ranked by global fame across Wikipedia editions (Pantheon project, MIT).

Frequently asked questions

How popular is the name Rei in 2025?

Rei ranked #5,364 among girls' names in the United States in 2025, with 24 babies given the name, according to Social Security Administration data.

How many people are named Rei?

1,028 babies have been named Rei in the United States since 1974, based on Social Security card applications.

When was the name Rei most popular?

Rei peaked in 2019, when 67 newborns received the name.

Is Rei a boy or girl name?

Rei is used for both: about 54% of babies named Rei have been girls and 46% boys.

Is the name Rei rising or falling?

Rei is on the rise — noticeably more popular now than a decade ago.

Who are famous people named Rei?

Well-known people named Rei include Rei Kawakubo (politician), Rei Sakuma (actor), Rei Higuchi (wrestler).

Names like Rei

Compare Rei with similar names →