The most popular names recorded in 1998 were Emily for girls and Joshua for boys. Full top-50 lists below, from official NSW & VIC BDM data.
| # | Name | Babies |
|---|---|---|
| 1 | Emily | 1,240 |
| 2 | Jessica | 1,192 |
| 3 | Sarah | 980 |
| 4 | Chloe | 929 |
| 5 | Emma | 816 |
| 6 | Georgia | 753 |
| 7 | Samantha | 632 |
| 8 | Caitlin | 547 |
| 9 | Courtney | 545 |
| 10 | Olivia | 540 |
| 11 | Hannah | 529 |
| 12 | Isabella | 506 |
| 13 | Rebecca | 495 |
| 14 | Maddison | 470 |
| 15 | Brooke | 468 |
| 16 | Amy | 458 |
| 17 | Sophie | 455 |
| 18 | Grace | 445 |
| 19 | Lauren | 424 |
| 20 | Taylor | 396 |
| 21 | Laura | 389 |
| 22 | Rachel | 387 |
| 23 | Zoe | 374 |
| 24 | Jasmine | 370 |
| 25 | Chelsea | 364 |
| 26 | Madison | 355 |
| 27 | Stephanie | 349 |
| 28 | Tayla | 347 |
| 29 | Alexandra | 344 |
| 30 | Ashleigh | 342 |
| 31 | Jade | 341 |
| 32 | Brittany | 335 |
| 33 | Kate | 311 |
| 34 | Gabrielle | 309 |
| 35 | Natasha | 306 |
| 36 | Brianna | 279 |
| 37 | Natalie | 272 |
| 38 | Kayla | 262 |
| 39 | Madeline | 261 |
| 40 | Holly | 259 |
| 41 | Elizabeth | 257 |
| 42 | Taylah | 254 |
| 43 | Claudia | 248 |
| 44 | Erin | 243 |
| 45 | Lucy | 242 |
| 46 | Madeleine | 240 |
| 47 | Hayley | 236 |
| 48 | Bianca | 229 |
| 49 | Amber | 224 |
| 50 | Monique | 224 |
| # | Name | Babies |
|---|---|---|
| 1 | Joshua | 1,607 |
| 2 | Jack | 1,534 |
| 3 | Lachlan | 1,389 |
| 4 | Matthew | 1,288 |
| 5 | Daniel | 1,173 |
| 6 | Thomas | 1,156 |
| 7 | James | 1,125 |
| 8 | Nicholas | 1,055 |
| 9 | Samuel | 949 |
| 10 | Jacob | 901 |
| 11 | Liam | 901 |
| 12 | Benjamin | 886 |
| 13 | William | 845 |
| 14 | Michael | 824 |
| 15 | Jordan | 811 |
| 16 | Luke | 802 |
| 17 | Dylan | 778 |
| 18 | Jake | 773 |
| 19 | Mitchell | 761 |
| 20 | Ryan | 735 |
| 21 | Alexander | 720 |
| 22 | Jayden | 707 |
| 23 | Nathan | 690 |
| 24 | Christopher | 607 |
| 25 | Kyle | 591 |
| 26 | Connor | 580 |
| 27 | Andrew | 550 |
| 28 | Zachary | 529 |
| 29 | Ethan | 504 |
| 30 | Blake | 461 |
| 31 | Brandon | 461 |
| 32 | Adam | 457 |
| 33 | Harrison | 448 |
| 34 | Jesse | 448 |
| 35 | Cameron | 444 |
| 36 | Hayden | 436 |
| 37 | Patrick | 427 |
| 38 | Jackson | 390 |
| 39 | Bradley | 375 |
| 40 | Joseph | 371 |
| 41 | Bailey | 368 |
| 42 | Aaron | 367 |
| 43 | David | 364 |
| 44 | Joel | 340 |
| 45 | Isaac | 338 |
| 46 | Timothy | 338 |
| 47 | Anthony | 332 |
| 48 | Corey | 320 |
| 49 | Callum | 307 |
| 50 | Tyler | 303 |