Boys name · Illinois
Jeffrey in Illinois
Jeffrey was the 504th most popular boys name in Illinois in 2025, with 20 babies named Jeffrey that year. Since 1928, Illinois families have named 55,844 babies Jeffrey.
Popularity over time
Jeffrey in Illinois, year by year
| Year | Babies | State rank |
|---|---|---|
| 1928 | 6 | 468th |
| 1947 | 360 | 49th |
| 1960 | 1,838 | 13th |
| 1973 | 1,112 | 15th |
| 1986 | 682 | 30th |
| 1999 | 174 | 105th |
| 2012 | 45 | 300th |
| 2025 | 20 | 504th |
Its rank among boys names in Illinois fell from 468th in 1928 to 504th in 2025.
The most babies named Jeffrey in Illinois in a single year was 2,032, in 1962. Its best showing was 8th among boys names in 1966.
Across the country, Jeffrey reached its best rank of 4th in Iowa (1970). See Jeffrey in every state →
How popular is Jeffrey in Illinois?
Jeffrey was the 504th most popular boys name in Illinois in 2025, with 20 babies named Jeffrey that year. Since 1928, Illinois families have named 55,844 babies Jeffrey.
How many babies are named Jeffrey in Illinois?
In 2025, 20 babies were named Jeffrey in Illinois. The most babies named Jeffrey in Illinois in a single year was 2,032, in 1962.
What is the rank of Jeffrey in Illinois?
Jeffrey ranked 504th among boys names in Illinois in 2025. Its best showing was 8th among boys names in 1966.
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.