How Many People Are Named Leo?
people named Leo are alive in the United States today (estimate)
About 1 in 2,323 people in the US has this name
Based on 262,124 babies named Leo in Social Security records from 1880 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
⭐ Uncommon
Peak Year
8,325 births
Trend
Rising (last 10 years)
📖 Name Origin & Meaning
Meaning:
French form of LEO.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
⚧ Gender Distribution
Almost all of the babies given the name Leo (99.6%) were boys.
👥 Age Distribution
The average person named Leo alive today is about 24 years old, and 72% are under 30. Half of them were between 4 and 40 in 2025.
📈 Popularity Over Time
Leo first appears in the records in 1880 and was given most often in 2022, to 8,325 babies. In 2025, 8,196 babies got the name. Over the last ten years, the number each year has been rising.
Babies given the name each year, 1880 to 2025
🏆 Rank History
Leo never made the top 10 boys' names. Its best rank was #18, in 2023, and it was in the top 100 in 69 years between 1880 and 2025. In 2025 it ranked #19.
| Boys | |
|---|---|
| Rank in 2025 | #19 |
| Best rank | #18 (2023) |
| Years in the top 100 | 69 (1880 to 2025) |
| Rank in its biggest decade | #24 in the 2020s |
📍 State-Wise Distribution
People named Leo alive today, by the state where they were born (estimate; state records start in 1910).
More people named Leo were born in California than in any other state: about 19,610 of those alive today. Compared with the national rate in the same years, Leo was given 2.6 times as often in New Hampshire, 2.6 times in Rhode Island and 2.3 times in Vermont.
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