Every name given to at least five babies in Illinois in 2009, ranked. Isabella led for girls and Alexander for boys.
| Name | Births | |
|---|---|---|
| 1 | Isabella | 945 |
| 2 | Olivia | 830 |
| 3 | Sophia | 761 |
| 4 | Emma | 710 |
| 5 | Emily | 673 |
| 6 | Ava | 635 |
| 7 | Abigail | 616 |
| 8 | Mia | 581 |
| 9 | Madison | 465 |
| 10 | Addison | 459 |
| 11 | Ella | 459 |
| 12 | Elizabeth | 451 |
| 13 | Samantha | 428 |
| 14 | Natalie | 422 |
| 15 | Grace | 421 |
| 16 | Chloe | 416 |
| 17 | Alexis | 411 |
| 18 | Leah | 318 |
| 19 | Alyssa | 317 |
| 20 | Lily | 305 |
| 21 | Sofia | 299 |
| 22 | Anna | 295 |
| 23 | Ashley | 291 |
| 24 | Evelyn | 289 |
| 25 | Taylor | 287 |
| 26 | Allison | 284 |
| 27 | Maya | 281 |
| 28 | Brianna | 276 |
| 29 | Hannah | 276 |
| 30 | Lillian | 272 |
| 31 | Sarah | 271 |
| 32 | Gianna | 263 |
| 33 | Avery | 262 |
| 34 | Kayla | 254 |
| 35 | Julia | 253 |
| 36 | Jocelyn | 245 |
| 37 | Hailey | 244 |
| 38 | Alexandra | 243 |
| 39 | Alexa | 241 |
| 40 | Gabriella | 240 |
| 41 | Amelia | 239 |
| 42 | Lauren | 236 |
| 43 | Kaylee | 234 |
| 44 | Victoria | 233 |
| 45 | Madeline | 228 |
| 46 | Madelyn | 227 |
| 47 | Sydney | 226 |
| 48 | Brooklyn | 218 |
| 49 | Claire | 216 |
| 50 | Aubrey | 214 |
| Name | Births | |
|---|---|---|
| 1 | Alexander | 1,043 |
| 2 | Jacob | 879 |
| 3 | Daniel | 875 |
| 4 | Michael | 808 |
| 5 | Anthony | 775 |
| 6 | Ethan | 745 |
| 7 | Joshua | 697 |
| 8 | William | 693 |
| 9 | Nathan | 660 |
| 10 | Aiden | 658 |
| 11 | Jayden | 656 |
| 12 | David | 652 |
| 13 | Matthew | 647 |
| 14 | Christopher | 637 |
| 15 | Noah | 626 |
| 16 | Joseph | 598 |
| 17 | Benjamin | 592 |
| 18 | Ryan | 587 |
| 19 | Logan | 579 |
| 20 | Andrew | 563 |
| 21 | Tyler | 529 |
| 22 | James | 515 |
| 23 | John | 509 |
| 24 | Angel | 500 |
| 25 | Nicholas | 494 |
| 26 | Christian | 490 |
| 27 | Jack | 489 |
| 28 | Gabriel | 487 |
| 29 | Jackson | 485 |
| 30 | Jonathan | 485 |
| 31 | Dylan | 476 |
| 32 | Evan | 468 |
| 33 | Gavin | 466 |
| 34 | Julian | 438 |
| 35 | Elijah | 425 |
| 36 | Lucas | 418 |
| 37 | Samuel | 417 |
| 38 | Brandon | 416 |
| 39 | Adrian | 403 |
| 40 | Owen | 403 |
| 41 | Kevin | 391 |
| 42 | Charles | 387 |
| 43 | Liam | 380 |
| 44 | Caleb | 371 |
| 45 | Connor | 369 |
| 46 | Carter | 360 |
| 47 | Isaac | 360 |
| 48 | Mason | 360 |
| 49 | Zachary | 358 |
| 50 | Isaiah | 351 |
Source: US Social Security Administration state files. Names given to fewer than five babies in a state-year are withheld by the SSA for privacy.