Rio

Boy · recorded 1920–2025

  • #532in 2025
  • 1 in 3,033boys in 2025
  • +513%last ten years
  • 2.1×in California

2024 was its biggest year ever, up 513% in ten years.

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Meaning

We don’t have a verified meaning for Rio.

We only publish meanings we can cite to a source you could check yourself. Most sites will give you one anyway; the ones you find elsewhere are often copied between sites without verification.

Its story

Popularity since 1920

017234419201946197319992025

Hover over or drag across the chart to see any year.

Per million boys born. Years with fewer than five births are not in the record, so the line breaks rather than dropping to zero.
See the 63 recorded years as a table
Rio, per million boys born. Years absent from the table had fewer than five births.
YearPer million
19205
19244
19345
19562
19592
19683
19696
19703
19715
19724
19735
19748
19758
19765
19777
19789
19796
19807
19817
19824
19839
198412
198510
198610
198712
198816
198915
199017
199121
199217
199319
199420
199524
199624
199722
199826
199921
200032
200125
200227
200325
200432
200530
200633
200739
200838
200939
201057
201152
201253
201351
201454
201554
201672
201771
201895
2019108
2020177
2021230
2022304
2023300
2024344
2025330

Where it’s loved

Most popular in these states

Compared with the country as a whole, pooled over 2023–2025.

  1. California 2.1×
  2. Oregon 1.9×
  3. Arizona 1.8×
  4. Colorado 1.7×
  5. Illinois 1.6×

See Rio on a full map

More like it

More like Rio

The numbers

Every figure

Births in 2025
563
Rank in 2025
#532
How rare
1 in 3,033 boys
Since 1920
5,530

Most popular in 2024, at 344 per million boys born.

Over the ten years to 2025 it has risen by 513% per million boys born.

Top 5 states by concentration, pooled over 2023–2025
StateTimes the national rateBirths pooled
California2.1×364
Oregon1.9×27
Arizona1.8×57
Colorado1.7×43
Illinois1.6×76

Figures from the US Social Security Administration’s 2025 release. How these numbers are made.