In 2003 parents in Illinois chose a mix of unique and traditional names for their newborns, reflecting the diverse influences of the times from Springfield to Naperville. Discover the most popular baby names in Illinois for 2003, a list that not only reveals current trends but also offers inspiration for expectant parents. Join us as we explore these names that capture the spirit and culture of Illinois in 2003.
| 1 | Michael | 1,345 | Emily | 1,103 |
| 2 | Jacob | 1,249 | Emma | 1,019 |
| 3 | Daniel | 1,100 | Olivia | 802 |
| 4 | Joseph | 1,077 | Abigail | 765 |
| 5 | Anthony | 1,070 | Grace | 747 |
| 6 | Matthew | 1,055 | Madison | 719 |
| 7 | Alexander | 1,001 | Elizabeth | 685 |
| 8 | Joshua | 992 | Alexis | 664 |
| 9 | Andrew | 961 | Hannah | 643 |
| 10 | Nicholas | 950 | Ashley | 642 |
| 11 | Ryan | 931 | Isabella | 604 |
| 12 | David | 871 | Samantha | 582 |
| 13 | Tyler | 819 | Jessica | 578 |
| 14 | Ethan | 807 | Sarah | 565 |
| 15 | William | 765 | Kayla | 535 |
| 16 | John | 755 | Alyssa | 527 |
| 17 | Christopher | 752 | Lauren | 477 |
| 18 | Nathan | 700 | Brianna | 463 |
| 19 | James | 686 | Anna | 451 |
| 20 | Zachary | 666 | Natalie | 448 |
| 21 | Benjamin | 662 | Sophia | 437 |
| 22 | Samuel | 629 | Jennifer | 402 |
| 23 | Kevin | 627 | Mia | 393 |
| 24 | Brandon | 621 | Julia | 391 |
| 25 | Jonathan | 615 | Taylor | 390 |
| 26 | Dylan | 611 | Megan | 376 |
| 27 | Jack | 611 | Morgan | 372 |
| 28 | Christian | 583 | Jasmine | 364 |
| 29 | Justin | 557 | Chloe | 358 |
| 30 | Jose | 551 | Rachel | 342 |
| 31 | Logan | 518 | Sydney | 342 |
| 32 | Thomas | 518 | Nicole | 331 |
| 33 | Angel | 514 | Victoria | 324 |
| 34 | Aidan | 488 | Katherine | 303 |
| 35 | Gabriel | 461 | Ella | 298 |
| 36 | Noah | 460 | Madeline | 298 |
| 37 | Kyle | 451 | Stephanie | 297 |
| 38 | Brian | 445 | Destiny | 295 |
| 39 | Connor | 436 | Kaitlyn | 294 |
| 40 | Luke | 429 | Alexandra | 293 |
| 41 | Evan | 419 | Hailey | 293 |
| 42 | Robert | 401 | Jocelyn | 289 |
| 43 | Caleb | 399 | Maria | 279 |
| 44 | Jason | 384 | Paige | 274 |
| 45 | Adam | 382 | Ava | 272 |
| 46 | Austin | 376 | Michelle | 272 |
| 47 | Eric | 375 | Haley | 267 |
| 48 | Charles | 372 | Allison | 262 |
| 49 | Sean | 369 | Andrea | 250 |
| 50 | Juan | 367 | Vanessa | 247 |
| 51 | Luis | 358 | Jacqueline | 246 |
| 52 | Elijah | 345 | Leslie | 241 |
| 53 | Jackson | 345 | Mary | 239 |
| 54 | Cameron | 344 | Faith | 232 |
| 55 | Gavin | 344 | Brooke | 229 |
| 56 | Adrian | 340 | Jenna | 229 |
| 57 | Alex | 340 | Kylie | 227 |
| 58 | Lucas | 337 | Melanie | 224 |
| 59 | Julian | 326 | Ariana | 223 |
| 60 | Jesus | 320 | Isabel | 223 |
| 61 | Aaron | 314 | Mackenzie | 220 |
| 62 | Colin | 305 | Evelyn | 218 |
| 63 | Bryan | 301 | Zoe | 218 |
| 64 | Isaac | 300 | Claire | 216 |
| 65 | Patrick | 300 | Rebecca | 213 |
| 66 | Isaiah | 295 | Amanda | 212 |
| 67 | Hunter | 291 | Lily | 205 |
| 68 | Diego | 290 | Sara | 205 |
| 69 | Jordan | 287 | Makayla | 200 |
| 70 | Nathaniel | 287 | Diana | 199 |
| 71 | Ian | 279 | Caroline | 198 |
| 72 | Antonio | 274 | Trinity | 198 |
| 73 | Mason | 273 | Sofia | 194 |
| 74 | Carlos | 261 | Lillian | 193 |
| 75 | Owen | 250 | Maya | 193 |
| 76 | Xavier | 244 | Angelina | 192 |
| 77 | Aiden | 238 | Molly | 192 |
| 78 | Miguel | 237 | Margaret | 191 |
| 79 | Jeremiah | 236 | Jada | 189 |
| 80 | Blake | 233 | Aaliyah | 185 |
| 81 | Steven | 232 | Katelyn | 185 |
| 82 | Cole | 228 | Alexa | 183 |
| 83 | Alejandro | 227 | Kaylee | 183 |
| 84 | Victor | 223 | Madelyn | 182 |
| 85 | Jalen | 222 | Arianna | 181 |
| 86 | Eduardo | 219 | Melissa | 180 |
| 87 | Dominic | 210 | Gabrielle | 179 |
| 88 | Sebastian | 209 | Leah | 178 |
| 89 | Jake | 208 | Savannah | 176 |
| 90 | Timothy | 208 | Gabriela | 175 |
| 91 | Richard | 207 | Kimberly | 175 |
| 92 | Devin | 204 | Gabriella | 173 |
| 93 | Chase | 199 | Autumn | 169 |
| 94 | Jaden | 199 | Lizbeth | 169 |
| 95 | Mark | 199 | Danielle | 167 |
| 96 | Omar | 193 | Jordan | 167 |
| 97 | Trevor | 193 | Erin | 165 |
| 98 | Carter | 190 | Daniela | 163 |
| 99 | Maxwell | 189 | Amber | 159 |
| 100 | Alexis | 185 | Natalia | 159 |
| 101 | Jayden | 185 |