400m Hurdles 0,914m u23 Men E247, Heat:1 of 2 ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 3 | 667 | RETIEF, FRANCOIS | BOLA | u23 | 52.76 | Q | ||
| 2 | 7 | 281 | MOOLMAN, JURIE | 52.06 | AGN | u23 | 52.83 | Q | |
| 3 | 4 | 115 | MANGOEJANE, KAMOHELO | 56.07 | AFS | u23 | 52.97 | Q | |
| 4 | 5 | 957 | KEKANA, THABISO | 54.09 | KZNA | u23 | 53.92 | ||
| 5 | 2 | 706 | LANGENHOVEN, HERMAN | 53.14 | BOLI | u23 | 55.17 | ||
| 6 | 1 | 84 | SWANEPOEL, GERT | 51.99 | ACNW | u23 | 62.21 | ||
| 6 | 880 | VAN VUUREN, RHODWIN | 53.03 | CGA | u23 | DNS |