800m U20 Men, Heat:1 of 2 ; Official result since 20:16
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 3 | 97 | Lebogang Mugagu | MMAD | JUN | 1:58.77 | |||
| 2 | 6 | 486 | Moshe Sebaranoto | SUA | JUN | 2:01.11 | |||
| 3 | 7 | 609 | Thabang Gabotlhakanelwe | MRAC | JUN | 2:02.53 | |||
| 4 | 6 | 741 | Thusego MOTLHAODI | NATE | JUN | 2:06.97 | |||
| 5 | 8 | 677 | Letso MOLAPONG | JAC | JUN | 2:09.64 | |||
| 6 | 4 | 424 | LESEGO CHABAESELE | KRDA | JUN | 2:12.52 | |||
| 7 | 8 | 225 | Kgosi LETEANE | PMAD | JUN | 2:14.54 | |||
| 8 | 1 | 432 | TUMELO THAKADU | KRDA | JUN | 2:18.88 | |||
| 9 | 2 | 536 | Nchokotji Thato | MASU | JUN | 2:41.60 | |||
| 5 | 245 | Anthony Gabathuso | FIFA | YOUTH | DNS |
