| 1178.9 | 1085.6 | 20 | 20 | Van Der Westhuizen, C (Courtney) | | WCU | 1195.5 | 875.2 | Upper West Coast 2021 (U13) | 3 | 2021-09-04 | R | W | 0 | 0.52 | -0.52 | -4.9 | 0.79 | -0.79 | -15.8 |
| 1184.5 | 1168.4 | 20 | 20 | Van Der Westhuizen, C (Courtney) | | WCU | 991.4 | 807.2 | Western Cape Schools Individuals 2019 (U11 Girls) | 2 | 2019-05-18 | S | B | 1 | 0.68 | 0.32 | 5.3 | 0.88 | 0.12 | 2.4 |
| 1133.7 | 1114.8 | 20 | 20 | Van Der Westhuizen, C (Courtney) | | WCU | 941.6 | 698 | Weskus Skole Prestige Skaak Kampioenskappe 2019 (O11 Dogters) | 5 | 2019-04-06 | S | W | 1 | 0.77 | 0.23 | 3.8 | 1 | 0 | 0 |
| 1130.6 | 1200 | 20 | 20 | Van Der Westhuizen, C (Courtney) | | WCU | 719.4 | 579.2 | Bo-Weskus Skole Skaak Prestige 2019 (O11 Dogters) | 4 | 2019-02-16 | R | B | 1 | 0.94 | 0.06 | 0.7 | 0.99 | 0.01 | 0.2 |
| 1200 | 1200 | 20 | 20 | Van Der Westhuizen, C (Courtney) | | WCU | 500 | 500 | West Coast Schools Prestige Individual Championship 2018 (U9 Girls) | 5 | 2018-03-24 | S | B | 0 | 0.99 | -0.99 | -16.4 | 0.99 | -0.99 | -19.8 |
