| 1448.3 | 1448.1 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1554.4 | 1553.2 | DR KKD Trials 2023 (U18+U20) | 4 | 2023-09-02 | S | B | 1 | 0.33 | 0.67 | 11.1 | 0.34 | 0.66 | 13.2 |
| 1380.1 | 1370.3 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1550.4 | 1547.5 | DR Kenneth Kaunda Volkies 29 Jul 2023 (A) | 5 | 2023-07-29 | S | W | 0.5 | 0.34 | 0.16 | 2.7 | 0.34 | 0.16 | 3.2 |
| 1464 | 1465.7 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1524.8 | 1527.2 | La Hoff Primary School 2022 (A) | 1 | 2022-07-23 | S | W | 0 | 0.47 | -0.47 | -7.8 | 0.47 | -0.47 | -9.4 |
| 1459.2 | 1458.7 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1455.1 | 1473.8 | Bailie Park Potchefstroom 2022 (U18+Open) | 2 | 2022-06-04 | S | W | 0 | 0.55 | -0.55 | -9.1 | 0.52 | -0.52 | -10.4 |
| 1170.2 | 1172 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1267.3 | 1264.7 | Volkies 2019 (B) | 4 | 2019-05-11 | S | W | 1 | 0.43 | 0.57 | 9.5 | 0.43 | 0.57 | 11.4 |
| 1178.8 | 1179.2 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1112.5 | 1120.4 | Hervormde Kerk 2018 (Open) | 2 | 2018-04-18 | S | B | 0 | 0.54 | -0.54 | -9 | 0.53 | -0.53 | -10.6 |
| 826 | 826 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1070 | 1070 | Khs 2017 (U14) | 2 | 2017-02-25 | S | W | 1 | 0.2 | 0.8 | 13.3 | 0.8 | 0.2 | 4 |
