| 1422.2 | 1428.3 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1536.3 | 1528.3 | DR Kenneth Kaunda Curro 2023 (A+B) | 4 | 2023-04-22 | S | W | 0 | 0.41 | -0.41 | -6.8 | 0.43 | -0.43 | -8.6 |
| 1358.6 | 1355.3 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1559.2 | 1560.9 | Dr. KKD Volkskool 2022 (Open) | 2 | 2022-08-20 | S | W | 1 | 0.31 | 0.69 | 11.5 | 0.3 | 0.7 | 14 |
| 1368.2 | 1366.2 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1524.8 | 1527.2 | La Hoff Primary School 2022 (A) | 3 | 2022-07-23 | S | W | 0.5 | 0.36 | 0.14 | 2.3 | 0.35 | 0.15 | 3 |
| 1345 | 1333.9 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1412.6 | 1439.9 | Ferdinand Postma Potchefstroom 2022 (A) | 2 | 2022-04-09 | S | W | 0 | 0.46 | -0.46 | -7.6 | 0.42 | -0.42 | -8.4 |
| 1381.1 | 1376.1 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1336.1 | 1350.6 | La Hoff Dr. KK Chess 2022 (A+B) | 3 | 2022-02-19 | S | W | 0 | 0.59 | -0.59 | -9.8 | 0.57 | -0.57 | -11.4 |
| 1362.2 | 1351.1 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1348.9 | 1369 | Saamtrek 2021 (Open) | 3 | 2021-06-12 | S | W | 1 | 0.56 | 0.44 | 7.3 | 0.52 | 0.48 | 9.6 |
| 1139.7 | 1136.1 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 1257.7 | 1253.2 | 2019 Hervormde Kerk (U14) | 5 | 2019-03-09 | S | W | 0 | 0.4 | -0.4 | -6.6 | 0.41 | -0.41 | -8.2 |
| 537 | 537 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 922 | 922 | Meiringspark 2015 (U10) | 1 | 2015-07-25 | S | B | 0 | 0.09 | -0.09 | -1.5 | -0.09 | 0.09 | 1.8 |
| 648 | 648 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 964 | 964 | Khs-U10-2015 | 2 | 2015-02-21 | S | B | 0 | 0.13 | -0.13 | -2.2 | -0.13 | 0.13 | 2.6 |
| 0 | 0 | 20 | 20 | Van Der Westhuizen, F (Frederik) | | NWP | 968 | 968 | Ml Fick U 10 2014 | 5 | 2014-11-29 | S | W | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
