Girls name · Illinois
Lois in Illinois
In SSA data for Illinois, 19,976 babies are named Lois across years with 5 or more births, starting in 1910. In the latest year, 2025, it ranked as the #1536 most popular girls name, with 5 born.
Popularity over time
Lois in Illinois, year by year
| Year | Babies | State rank |
|---|---|---|
| 1910 | 64 | #73 |
| 1923 | 598 | #20 |
| 1935 | 519 | #18 |
| 1948 | 240 | #78 |
| 1961 | 103 | #197 |
| 1974 | 10 | #755 |
| 1989 | 6 | #1301 |
| 2025 | 5 | #1536 |
Illinois had the most Lois births in 1927, with 865. Lois's highest rank in Illinois was #11, set in 1927.
Its rank among girls names in Illinois ran from #11 in 1927 to #1908 in 2008, starting at #73 in 1910 and ending at #1536 in 2025.
Nationally, Lois's strongest state was Minnesota, where it hit #5 in 1928. See Lois in every state →
How popular is Lois in Illinois?
In SSA data for Illinois, 19,976 babies are named Lois across years with 5 or more births, starting in 1910. In the latest year, 2025, it ranked as the #1536 most popular girls name, with 5 born.
How many babies are named Lois in Illinois?
In 2025, 5 babies born in Illinois were named Lois.
What is the rank of Lois in Illinois?
Lois's 2025 rank among girls names in Illinois was #1536.
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.