Boys name · Illinois
Leonard in Illinois
Leonard was the 559th most popular boys name in Illinois in 2025, with 17 babies named Leonard that year. Since 1910, Illinois families have named 18,449 babies Leonard.
Popularity over time
Leonard in Illinois, year by year
| Year | Babies | State rank |
|---|---|---|
| 1910 | 49 | 39th |
| 1926 | 445 | 25th |
| 1943 | 298 | 43rd |
| 1959 | 215 | 99th |
| 1976 | 79 | 160th |
| 1992 | 44 | 283rd |
| 2009 | 10 | 910th |
| 2025 | 17 | 559th |
Its rank among boys names in Illinois fell from 39th in 1910 to 559th in 2025.
The most babies named Leonard in Illinois in a single year was 497, in 1924. Its best showing was 25th among boys names in 1924.
Across the country, Leonard reached its best rank of 14th in Nebraska (1918). See Leonard in every state →
How popular is Leonard in Illinois?
Leonard was the 559th most popular boys name in Illinois in 2025, with 17 babies named Leonard that year. Since 1910, Illinois families have named 18,449 babies Leonard.
How many babies are named Leonard in Illinois?
In 2025, 17 babies were named Leonard in Illinois. The most babies named Leonard in Illinois in a single year was 497, in 1924.
What is the rank of Leonard in Illinois?
Leonard ranked 559th among boys names in Illinois in 2025. Its best showing was 25th among boys names in 1924.
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.