| Event: | Mixed relay |
| Games: | 2018 Summer Youth |
| Venue: | Parque Polideportivo Roca |
| Dates: | 15–16 October |
| Competitors: | 46 |
| Gold: | Gu Yewen Ahmed Elgendy |
| Goldnoc: | MIX |
| Silver: | Salma Abdelmaksoud Franco Serrano |
| Silvernoc: | MIX |
| Bronze: | Laura Heredia Kamil Kasperczak |
| Bronzenoc: | MIX |
| Prev: | 2014 |
| Next: | 2026 |
These are the results for the mixed relay event at the 2018 Summer Youth Olympics.
| Rank | Team | Athletes | Fencing Ranking Round | Swimming | Fencing Bonus Round | Laser-Run | Total | |
|---|---|---|---|---|---|---|---|---|
| Team 1 | 260 | 307 | 2 | 599 | 1168 | |||
| Team 3 | 245 | 310 | 2 | 599 | 1156 | |||
| Team 4 | 250 | 302 | 0 | 596 | 1148 | |||
| Team 2 | 200 | 316 | 1 | 606 | 1123 | |||
| Team 5 | 210 | 303 | 3 | 602 | 1118 | |||
| Team 15 | 200 | 301 | 1 | 613 | 1115 | |||
| Team 12 | 220 | 288 | 1 | 601 | 1110 | |||
| Team 6 | 240 | 305 | 1 | 557 | 1103 | |||
| Team 13 | 205 | 305 | 2 | 588 | 1100 | |||
| 10 | Team 9 | 205 | 297 | 0 | 586 | 1088 | ||
| 11 | Team 20 | 185 | 306 | 0 | 595 | 1086 | ||
| 12 | Team 7 | 175 | 309 | 0 | 596 | 1080 | ||
| 13 | Team 19 | 195 | 307 | 0 | 576 | 1078 | ||
| 14 | Team 24 | 195 | 309 | 0 | 565 | 1069 | ||
| 15 | Team 10 | 195 | 292 | 0 | 582 | 1069 | ||
| 16 | Team 22 | 210 | 284 | 0 | 569 | 1063 | ||
| 17 | Team 21 | 185 | 305 | 0 | 567 | 1057 | ||
| 18 | Team 17 | 210 | 302 | 0 | 542 | 1054 | ||
| 19 | Team 18 | 175 | 299 | 0 | 569 | 1043 | ||
| 20 | Team 23 | 180 | 303 | 0 | 556 | 1039 | ||
| 21 | Team 11 | 170 | 300 | 8 | 560 | 1038 | ||
| 22 | Team 16 | 215 | 263 | 1 | 480 | 959 | ||
| Team 8 | 180 | 0 | 0 | 0 | DNF | |||
| Team 14 | 0 | 0 | 0 | 0 | DNS |