Rio

“River; clipped from the place name Rio de Janeiro” — Portuguese origin

Girl's name · #1872 in the US (2025) · 2020s

Rio has appeared in US records since 1930 — best rank #1676 (2021) · 2,282 babies named Rio all-time · 1 in 14,000 girls born in 2025.

Around the world: about 1 in 4,100 girls in Belgium (2025) · about 1 in 11,000 girls in England & Wales (2025) · about 1 in 12,000 girls in Sweden (2025).

Appears in 2020-2025 birth records of 8 states. See the full state-by-state map on this page.

Famous Rios

Rio Uchida — Japanese model, fashion model and actress
Rio Kitagawa — Japanese announcer and former idol
Rio Natsuki — Japanese voice actress
Rio Suzuki — Japanese actress, voice actor, talent, singer (2005-)
Rio Watari — Japanese sport wrestler

In stories & tradition

Rio Morales — Spider-Man: Across the Spider-Verse · Spider-Man: Into the Spider-Verse
Rio Durant — Solo: A Star Wars Story
Rio Seibu — Shine Post · Shine Post Nee shitteta? Watashi o Zettai Aidoru ni Suru Tame no, Goku Futsūde Atarimaena, to Bikkiri no Mahō

What Rios become

Among 239 notable people named Rio:

Entertainers appear 3.64× more often than among typical names — e.g. Rio Uchida, Japanese model, fashion model and actress.

Browse more girl names — popularity, trends and eras for 5,700+ American names, free.