| | Event type
100 metres, Girls
| Date | 12 – 15 October 2018 | |
|---|---|---|
| Status | YOG | |
| Location | Athletics Field, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires | |
| Participants | 42 from 42 countries | |
| Format | Two stages with final results determined by cumulative time. | |
| Pos | Nr | Athlete | NOC | Time | Stage One | Stage Two | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 | – | Rosemary Chukwuma |  NGR | 23.20 | 12.03 (3) | 11.17 (1) | Gold | ||
| 2 | – | Julien Alfred |  LCA | 23.22 | 11.99 (2) | 11.23 (2) | Silver | ||
| 3 | – | Gabriela Suárez |  ECU | 23.26 | 11.97 (1) | 11.29 (3) | Bronze | ||
| 4 | – | Boglárka Takács |  HUN | 23.53 | 12.08 (4) | 11.45 (4) | |||
| 5 | – | Paméra Losange |  FRA | 23.65 | 12.13 (6) | 11.52 (5) | |||
| 6 | – | Mariam Oularé |  BEL | 23.66 | 12.09 (5) | 11.57 (6) | |||
| 7 | – | Melissa Gutschmidt |  SUI | 23.85 | 12.27 (8) | 11.58 (7) | |||
| 8 | – | Takako Niisaka |  JPN | 23.87 | 12.22 (7) | 11.65 (8) | |||
| 9 | – | Beauty Somuah |  GER | 24.06 | 12.32 (10) | 11.74 (9) | |||
| 10 | – | Vitoria Jardim |  BRA | 24.14 | 12.28 (9) | 11.86 (11) | |||
| =11 | – | Johanna Kylmänen |  FIN | 24.25 | 12.34 (=11) | 11.91 (=12) | |||
| =11 | – | Shary Vallecilla |  COL | 24.25 | 12.34 (=11) | 11.91 (=12) | |||
| 13 | – | Orangy Jiménez |  VEN | 24.32 | 12.41 (13) | 11.91 (=12) | |||
| 14 | – | Alejandra Ortiz |  MEX | 24.34 | 12.52 (19) | 11.82 (10) | |||
| 15 | – | Beatriz Andrade |  POR | 24.52 | 12.46 (15) | 12.06 (=15) | |||
| 16 | – | Anaïs Hernández |  CHI | 24.54 | 12.48 (=16) | 12.06 (=15) | |||
| 17 | – | Tereza Marková |  CZE | 24.57 | 12.44 (14) | 12.13 (20) | |||
| 18 | – | Fakhriyya Taghizade |  AZE | 24.58 | 12.50 (18) | 12.08 (17) | |||
| 19 | – | Soniya Jones |  ANT | 24.62 | 12.48 (=16) | 12.14 (21) | |||
| 20 | – | Donna Ntambue |  CAN | 24.68 | 12.58 (20) | 12.10 (18) | |||
| 21 | – | Laura Pintiel |  ESP | 24.73 | 12.61 (21) | 12.12 (19) | |||
| 22 | – | Lenka Kovačovičová |  SVK | 24.88 | 12.70 (23) | 12.18 (22) | |||
| 23 | – | Maty Diop |  SEN | 24.94 | 12.69 (22) | 12.25 (23) | |||
| 24 | – | Charlotte Afriat |  MON | 25.44 | 13.00 (25) | 12.44 (24) | |||
| 25 | – | Nora Ķigure |  LAT | 25.60 | 13.14 (27) | 12.46 (25) | |||
| 26 | – | Danneika Lyn |  CAY | 25.86 | 13.15 (28) | 12.71 (26) | |||
| 27 | – | Edzinadia Ceita |  STP | 26.30 | 13.45 (29) | 12.85 (27) | |||
| 28 | – | Marwa Alajooz |  BRN | 26.78 | 13.60 (30) | 13.18 (28) | |||
| 29 | – | Érica Mouwangui |  GEQ | 26.97 | 13.76 (31) | 13.21 (29) | |||
| 30 | – | Jarencia Jeffers |  SKN | 27.12 | 13.83 (32) | 13.29 (30) | |||
| 31 | – | Melanie Ribauw |  NRU | 27.52 | 14.05 (33) | 13.47 (31) | |||
| 32 | – | Famata Darame |  GBS | 27.83 | 13.02 (26) | 13.81 (34) | |||
| 33 | – | Princess Dunah |  LBR | 28.04 | 14.37 (34) | 13.67 (32) | |||
| 34 | – | Raghad Habib Bu Arish |  KSA | 28.37 | 14.68 (36) | 13.69 (33) | |||
| 35 | – | Jein Clement Morgan |  SSD | 28.68 | 14.84 (38) | 13.84 (35) | |||
| 36 | – | Kanisleen Michael |  FSM | 28.80 | 14.71 (37) | 14.09 (36) | |||
| 37 | – | Darina McDermott |  KIR | 29.06 | 14.87 (39) | 14.19 (37) | |||
| 38 | – | Nuha Ahmed Ali Al-Ahdal |  YEM | 35.93 | 18.37 (42) | 17.56 (38) | |||
| – | Adriana Almeida |  CPV | – | 12.89 (24) | – ( | ||||
| – | Youssouf Said Moina Rouzouna |  COM | – | 14.58 (35) | – ( | ||||
| – | Nazi Yari |  AFG | – | 17.43 (40) | – ( | ||||
| – | Aminetou Fall |  MTN | – | 18.02 (41) | – ( |