Boys name · Illinois
Leonard in Illinois
Leonard was the #559 most common boys name in Illinois in 2025, with 17 Leonard births that year. In years with 5 or more births, 18,449 were recorded from 1910 on.
Popularity over time
Leonard in Illinois, year by year
| Year | Babies | State rank |
|---|---|---|
| 1910 | 49 | #39 |
| 1926 | 445 | #25 |
| 1943 | 298 | #43 |
| 1959 | 215 | #99 |
| 1976 | 79 | #160 |
| 1992 | 44 | #283 |
| 2009 | 10 | #910 |
| 2025 | 17 | #559 |
Rank swung between #25 (1924) and #1036 (2012) in Illinois, from #39 in 1910 to #559 in 2025.
Its busiest year in Illinois was 1924, with 497 Leonard births. In 1924 it reached #25, its highest boys-name rank in Illinois.
Across the country, Leonard reached its highest rank of #14 in Nebraska (1918). See Leonard in every state →
How popular is Leonard in Illinois?
Leonard was the #559 most common boys name in Illinois in 2025, with 17 Leonard births that year. In years with 5 or more births, 18,449 were recorded from 1910 on.
How many babies are named Leonard in Illinois?
Illinois recorded 17 births of babies named Leonard in 2025.
What is the rank of Leonard in Illinois?
Leonard's 2025 rank among boys names in Illinois was #559.
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.