Rio

#1,872 for girls in 2025, 105 births · #532 for boys in 2025, 563 births
Given to boys 70.8% of the time

Showing
Show data for
Peak · boys
2024 · 593 births
Debut · boys
5 births
In top 100 · boys
never
of 146 years
Total births · boys
5,530
since 1920

Rio over time

girlsboys

Rank within each sex, plotted together. Click any year to open it.

#1#10#100#1,000#10,000rank188019001920194019601980200020202018girlsat peakboysat peak
Hover or use arrow keys to read values by year; click or press Enter to open that year.

Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.

Show data table
Yeargirlsboys
rankbirthsrankbirths
2025#1,872105#532563
2024#1,810111#517593
2023#1,878106#571514
2022#1,742119#560530
2021#1,676124#669403
2020#2,03491#774305
2019#1,844110#1,057193
2018#2,36177#1,122172
2017#3,14551#1,348132
2016#2,79861#1,320136
2015#3,91538#1,567103
2014#3,48645#1,536104
2013#3,57343#1,58897
2012#3,21351#1,575100
2011#3,01456#1,57399
2010#2,93858#1,481110
2009#2,67268#1,87377
2008#2,95759#1,86178
2007#3,16854#1,81180
2006#3,31649#1,99467
2005#3,25747#2,08159
2004#3,56641#1,91164
2003#2,77156#2,20649
2002#3,88933#2,06852
2001#3,25642#2,15148
2000#3,45338#1,76862
1999#3,24539#2,26340
1998#2,92944#1,93150
1997#2,82043#2,09642
1996#2,76044#1,95845
1995#2,68745#1,86446
1994#3,16836#2,08239
1993#2,53349#2,09138
1992#2,73344#2,21434
1991#2,59347#1,86742
1990#3,62329#2,08635
1989#4,35821#2,24530
1988#5,89513#2,09030
1987#5,31214#2,40023
1986#3,75722#2,68419
1985#3,73022#2,59819
1984#5,22213#2,29222
1983#4,47616#2,78716
1982#5,0037
1981#3,22113
1980#3,43012
1979#3,81010
1978#2,79915
1977#3,38611
1976#4,0128
1975#2,90213
1974#2,79913
1973#3,6948
1972#4,4416
1971#3,6588
1970#4,7245
1969#2,86110
1968#3,6736
1967
1966
1965
1964
1963
1962
1961
1960
1959#3,9885
1958
1957
1956#3,9425
1955
1954
1953
1952
1951
1950
1949
1948
1947
1946
1945
1944
1943
1942
1941
1940
1939
1938
1937
1936
1935
1934#3,6795
1933
1932
1931
1930#3,3458
1929
1928
1927
1926
1925
1924#4,3475
1923
1922
1921
1920#4,2865
1919
1918
1917
1916
1915
1914
1913
1912
1911
1910
1909
1908
1907
1906
1905
1904
1903
1902
1901
1900
1899
1898
1897
1896
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1891
1890
1889
1888
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1886
1885
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1883
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1881
1880
First appearance
1920

The first year at least five boys were named Rio! It came in at #4,286, and was given to 5 baby boys.


Quietest stretch: 1920–1967, when fewer than 6 boys a year got the name.

See more about Rio
Momentum · boys
Rising
  • 15 spots since 2024 (#517#532)
  • 242 spots since 2020 (#774#532)
  • 1,035 spots since 2015 (#1,567#532)
  • Biggest jump: 283 spots in 2020 (#1,057#774)
  • Biggest drop: 15 spots in 2025 (#517#532)
Rise & fade · boys
104 yrs to peak
  • Debuted 1920
  • Peaked 2024 at #517 (593 births)
  • Not yet halved from its peak
Top of the charts · boys
Top 1,000 for 6 yrs
  • Top 10: never
  • Top 100: never
  • Top 1,000: 6 yrs · run 2020–2025
Share of babies · boys
1 in 2,905
  • Highest: 1 in 2,905 boys born in 2024 were named Rio (0.03%)
  • Latest: 1 in 3,034 boys born in 2025 (0.03%)
Era · boys
The 2020s
  • 52.6% of all boys named Rio (2,908) were born in this decade
Girls or boys?
Flipped in 2004
  • Mostly girls until 2003, mostly boys since
all girlsall boys
Show by decade
DecadeBirthsBest rankAvg rank
1920s10#4,286 (1920)#4,317
1930s5#3,679 (1934)#3,679
1940s0
1950s10#3,942 (1956)#3,965
1960s16#2,861 (1969)#3,267
1970s97#2,799 (1978)#3,623
1980s191#2,090 (1988)#2,875
1990s411#1,864 (1995)#2,045
2000s636#1,768 (2000)#1,972
2010s1,246#1,057 (2019)#1,417
2020s2,908#517 (2024)#604

All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.

Rio in 2018

girls
#2,361
77 births · 1 in 22,092 girls
boys
#1,122
172 births · 1 in 10,559 boys

Top girls' names in 2018

  1. #1Emma18,824
  2. #2Olivia18,061
  3. #3Ava15,034
  4. #4Isabella14,575
  5. #5Sophia14,013
  6. #6Charlotte13,038
  7. #7Mia12,742
  8. #8Amelia12,405
  9. #9Harper10,646
  10. #10Evelyn10,433
  11. #2,361Rio77

Top boys' names in 2018

  1. #1Liam19,977
  2. #2Noah18,441
  3. #3William14,646
  4. #4James13,650
  5. #5Oliver13,500
  6. #6Benjamin13,488
  7. #7Elijah13,020
  8. #8Lucas12,665
  9. #9Mason12,526
  10. #10Logan12,447
  11. #1,122Rio172
More about 2018

girls

1,701,074 girls got a published name in 2018; 1 in 22,092 of them was named Rio, which outranked 87.0% of the 18,152 girls' names that year. The ten most popular names covered 8.2% of girls (24.6% in 1880, 7.0% in 2025).

Ranked beside Rio
  1. #2,334Paizley78
  2. #2,334Sandy78
  3. #2,334Sora78
  4. #2,361Rio77
  5. #2,361Aaleyah77
  6. #2,361Analeigh77
  7. #2,361Brigitte77
  8. #2,387Anaiya76
  9. #2,387Briseis76
  10. #2,387Cayla76

Tied with 25 names at #2,361; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 2017
Risers
  1. 680Meghan#1,387#707
  2. 567Dior#1,360#793
  3. 367Palmer#1,042#675
  4. 361Adalee#1,217#856
  5. 346Oaklynn#888#542
Fallers
  1. 334Audrina#847#1,181
  2. 234Courtney#952#1,186
  3. 232Marjorie#938#1,170
  4. 228Anabelle#969#1,197
  5. 225Angelique#799#1,024

Among names in the top 1,000 of either year.

boys

1,816,158 boys got a published name in 2018; 1 in 10,559 of them was named Rio, which outranked 92.1% of the 14,118 boys' names that year. The ten most popular names covered 7.9% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Rio
  1. #1,119Clarence173
  2. #1,119Kylian173
  3. #1,119Yair173
  4. #1,122Rio172
  5. #1,122Arrow172
  6. #1,122Eliam172
  7. #1,122Jayvion172
  8. #1,128Aaden171
  9. #1,128Ansel171
  10. #1,128Cayde171

Tied with 5 names at #1,122; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 2017
Risers
  1. 594Genesis#1,575#981
  2. 436Baker#1,149#713
  3. 430Saint#1,287#857
  4. 319Kairo#802#483
  5. 307Watson#1,020#713
Fallers
  1. 235Aaden#893#1,128
  2. 224Dilan#917#1,141
  3. 201Craig#980#1,181
  4. 177Mike#951#1,128
  5. 172Harper#798#970

Among names in the top 1,000 of either year.

See the top 100 for 2018