Boy name
Leo
Leo is currently the #19 boy name in the United States, based on 2025 Social Security data. In raw numbers: 8,173 babies. Momentum is clearly positive: five years ago it ranked #36, now it sits at #19. Looking at the full record since 1880, Leo hit its all-time high of #18 in 2023, when 8,160 boys were given the name. State by state, Illinois leads the way at #8.
Rankings
2025 rank
#19
among boy names
Trend
Rising
last 5 years
All-time peak
#18
in 2023 (2020s)
Babies in 2025
8,173
boys named Leo
Leo popularity, 1880–2025
Where Leo is most popular
Share of boys born in 2025:lowhighno data (< 5 births)
Strongest states: Vermont (#13), District of Columbia (#14), South Dakota (#9)
Uniqueness score
9/ 100Ultra popular
everywhereone of a kind
You'll meet plenty of them — a true chart-topper. Based on how many babies per birth were named Leo in the most recent year of SSA data.
Similar names
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