Boys name · Massachusetts
Leo in Massachusetts
As of 2025, Leo was the #14 most common boys name in Massachusetts, drawn from 223 births that year. Its total reaches 13,007 across years with 5 or more births, the first being 1910.
Popularity over time
Leo in Massachusetts, year by year
| Year | Babies | State rank |
|---|---|---|
| 1910 | 48 | #23 |
| 1926 | 292 | #26 |
| 1943 | 155 | #47 |
| 1959 | 97 | #72 |
| 1976 | 11 | #250 |
| 1992 | 23 | #202 |
| 2009 | 62 | #111 |
| 2025 | 223 | #14 |
Rank swung between #12 (2023) and #312 (1999) in Massachusetts, from #23 in 1910 to #14 in 2025.
The most Leo births in Massachusetts in a single year was 329, in 1923. Its highest rank among boys names in Massachusetts was #12, in 2023.
Its highest rank in any state was #3, in the District of Columbia in 2023. See Leo in every state →
How popular is Leo in Massachusetts?
As of 2025, Leo was the #14 most common boys name in Massachusetts, drawn from 223 births that year. Its total reaches 13,007 across years with 5 or more births, the first being 1910.
How many babies are named Leo in Massachusetts?
Massachusetts recorded 223 births of babies named Leo in 2025.
What is the rank of Leo in Massachusetts?
Leo's 2025 rank among boys names in Massachusetts was #14.
Source: U.S. Social Security Administration, names by state of birth (public domain). Counts below 5 in a state-year are omitted by the SSA for privacy.