Lio
Boy nameLio has been given to 371 babies in the U.S. since 2004. It peaked in 2024. In 2025, about 1 in 61,003 boys was named Lio.
Popularity over time births per year, 1880–2025
Total babies
371
Peak year
2024 (44 babies)
Rank in 2025
Below top 1000
First recorded
2004
10-year trend
▲ +75%
Gender split
All boys
Spellings & variants
Names one letter away from Lio — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Lio.
Sibling name ideas for Lio
Same era and popularity as Lio, avoiding matching initials or rhymes.
FAQ
How popular is the name Lio?
Lio has been given to 371 babies in the U.S. since 2004. It ranked below the top 1000 in 2025.
When did the name Lio peak?
Lio peaked in 2024, when 44 babies were given the name.
Is Lio a girl or boy name?
Lio is primarily a boy name (100% of babies named Lio are boys).
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