| | Event type
Individual, Girls
| Date | 12 – 13 October 2018 | |
|---|---|---|
| Status | YOG | |
| Location | Africa Pavilion, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires / Natatorium, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires / Pentathlon & Cross Country, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires | |
| Participants | 24 from 24 countries | |
| Format | Fencing, swimming, and running/shooting phases contested against point tables for placement. | |
| Pos | Nr | Pentathlete | NOC | Points | Fencing | Swimming | Running & Shooting | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | – | Salma Abdelmaksoud |  EGY | 1067 | 283 (2) | 228 (6) | 556 (1) | Gold | ||
| 2 | – | Emma Riff |  FRA | 1048 | 279 (3) | 219 (9) | 550 (2) | Silver | ||
| 3 | – | Michelle Gulyás |  HUN | 1043 | 288 (1) | 219 (10) | 536 (6) | Bronze | ||
| 4 | – | Gu Yewen |  CHN | 1036 | 267 (10) | 227 (8) | 542 (5) | |||
| 5 | – | Alice Rinaudo |  ITA | 1035 | 275 (5) | 250 (1) | 510 (12) | |||
| 6 | – | Laura Heredia |  ESP | 1022 | 262 (11) | 242 (2) | 518 (11) | |||
| 7 | – | Alida van der Merwe |  RSA | 1014 | 274 (6) | 219 (11) | 521 (9) | |||
| 8 | – | Annabel Denton |  GBR | 1002 | 269 (9) | 234 (5) | 499 (16) | |||
| 9 | – | Anna Jurt |  SUI | 994 | 241 (23) | 210 (14) | 543 (4) | |||
| 10 | – | Martina Armanazqui |  ARG | 985 | 273 (7) | 227 (7) | 485 (18) | |||
| 11 | – | Melissa Mireles |  MEX | 982 | 245 (22) | 210 (16) | 527 (8) | |||
| 12 | – | Katsiaryna Etsina |  BLR | 979 | 270 (8) | 205 (17) | 504 (13) | |||
| 13 | – | Elzbieta Adomaitytė |  LTU | 978 | 249 (21) | 210 (15) | 519 (10) | |||
| 14 | – | Zornitsa Stoilova |  BUL | 962 | 260 (13) | 202 (18) | 500 (15) | |||
| 15 | – | Viktoriya Novikova |  RUS | 957 | 256 (15) | 170 (23) | 531 (7) | |||
| 16 | – | Iêda Guimarães |  BRA | 950 | 253 (19) | 202 (19) | 495 (17) | |||
| 17 | – | Chen Yu-Hsuan |  TPE | 943 | 209 (24) | 190 (21) | 544 (3) | |||
| 18 | – | Yekaterina Tareva |  KGZ | 935 | 276 (4) | 211 (13) | 448 (20) | |||
| 19 | – | Yaren Polat |  TUR | 928 | 261 (12) | 163 (24) | 504 (14) | |||
| 20 | – | Agnieszka Wysokińska |  POL | 917 | 253 (20) | 194 (20) | 470 (19) | |||
| 21 | – | Sofiya Prizhennikova |  KAZ | 908 | 257 (14) | 237 (3) | 414 (23) | |||
| 22 | – | Nikita Mawhirt |  AUS | 902 | 255 (17) | 235 (4) | 412 (24) | |||
| 23 | – | Hinano Shigehara |  JPN | 893 | 254 (18) | 212 (12) | 427 (22) | |||
| 24 | – | Ana Aragón Ortiz |  GUA | 874 | 255 (16) | 171 (22) | 448 (21) |