Most popular baby names in Illinois 2025

In 2025, the most popular baby names in Illinois were Olivia, Charlotte, and Sophia for girls and Liam, Noah, and Oliver for boys. Some names are far more common here than nationwide: Adam is 2.0x more common in Illinois than nationally, and Maeve is 1.9x more common in Illinois than nationally. See which names rose and fell the most below, or open the full top 100 lists.

Most popular girl names 2025
vs US
1. 1 Olivia no change US #1
2. 2 Charlotte no change US #2
3. 3 Sophia up 2 US #5
4. 4 Emma down 1 US #3
5. 5 Mia up 1 US #6
6. 6 Amelia down 2 US #4
7. 7 Sofia up 2 US #9
8. 8 Isabella down 1 US #7
9. 9 Camila up 10 US #19
10. 10 Evelyn down 2 US #8
See the top 100 girl names →
Most popular boy names 2025
vs US
1. 1 Liam no change US #1
2. 2 Noah no change US #2
3. 3 Oliver no change US #3
4. 4 Theodore no change US #4
5. 5 Henry no change US #5
6. 6 Mateo up 2 US #8
7. 7 James down 1 US #6
8. 8 Leo up 11 US #19
9. 9 Benjamin up 2 US #11
10. 10 Sebastian up 6 US #16
See the top 100 boy names →