400m Men U18 Men Semi Final, Heat:1 of 2 ; Official result since 10:38
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 5 | 1645 | Gedisa Tefera | Derartu Tule | 48.48 | Q | |||
| 2 | 6 | 1510 | CHOCAFI KADU | Oromia prison Komision | 48.85 | Q | |||
| 3 | 7 | 1215 | ZERFU ZEMACH | Sidama Buna | 49.05 | Q | |||
| 4 | 2 | 1887 | Tigiu Kuma | Terunsh Dibaba | 50.19 | ||||
| 5 | 3 | 1370 | Bei Biso Dhaba | Addis Ababa | 52.48 | ||||
| 6 | 8 | 1406 | Tola Teshu Erko | Addis Ababa | 53.40 | ||||
| 1 | 2013 | METAGESE MENGISTU | AMHARA REGION | DIS | |||||
| 4 | 2321 | Tamirat | ETHIO SPORT ACAD | DIS |
