| 1503.3 | 1463.1 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1559.4 | 1355.1 | Worcester Schools Knock-Out 2025 (U13 Girls) | 4 | 2025-10-18 | R | B | 1 | 0.39 | 0.61 | 7.3 | 0.58 | 0.42 | 8.4 |
| 1503.3 | 1504.3 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1559.4 | 1551.5 | Worcester Library - Holiday Oct 2025 | 4 | 2025-10-08 | S | W | 0 | 0.48 | -0.48 | -8 | 0.49 | -0.49 | -9.8 |
| 1503.3 | 1504.3 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1559.4 | 1551.5 | Worcester Chess Club 2025 | 3 | 2025-10-07 | S | W | 1 | 0.48 | 0.52 | 8.6 | 0.49 | 0.51 | 10.2 |
| 1425.3 | 1390.1 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1408.2 | 1406.7 | Cape Winelands Open 2025 (U14) | 3 | 2025-07-19 | S | B | 0.5 | 0.48 | 0.02 | 0.3 | 0.44 | 0.06 | 1.2 |
| 1425.3 | 1390.1 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1408.2 | 1406.7 | Worcester Chess Academy Challenge 2025 (1) | 3 | 2025-07-16 | S | W | 1 | 0.56 | 0.44 | 7.3 | 0.52 | 0.48 | 9.6 |
| 1425.3 | 1390.1 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1408.2 | 1406.7 | Worcester Chess Academy Challenge 2025 (1) | 6 | 2025-07-16 | S | B | 0 | 0.48 | -0.48 | -8 | 0.44 | -0.44 | -8.8 |
| 1425.3 | 1390.1 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1408.2 | 1406.7 | Worcester Chess Academy Challenge 2025 (2) | 3 | 2025-07-17 | S | B | 0.5 | 0.48 | 0.02 | 0.3 | 0.44 | 0.06 | 1.2 |
| 1423.6 | 1478.7 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1399.5 | 1350.8 | Brave Knights Rapid 2025 (U13) | 4 | 2025-05-03 | R | B | 0.5 | 0.49 | 0.01 | 0.1 | 0.61 | -0.11 | -2.2 |
| 1400.7 | 1352.8 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1408.1 | 1405.4 | Mzansi Interprovincial Youth Chess Championships 2024 (U12 Girls Championship) | 7 | 2024-12-19 | S | B | 1 | 0.45 | 0.55 | 11 | 0.4 | 0.6 | 12 |
| 1390.7 | 1474.5 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1392.2 | 1338.6 | Worcester Knock-Out 2024 (U11 Girls) | 4 | 2024-10-19 | R | B | 0.5 | 0.46 | 0.04 | 0.5 | 0.62 | -0.12 | -2.4 |
| 1377.7 | 1322.4 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1367.8 | 1350 | Goue Akkertjies 2024 | 3 | 2024-09-10 | S | W | 0.5 | 0.55 | -0.05 | -0.8 | 0.51 | -0.01 | -0.2 |
| 1377.7 | 1322.4 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1367.8 | 1350 | Akkertjies Invitational 2024 (U11 Girls) | 3 | 2024-09-14 | S | B | 0.5 | 0.47 | 0.03 | 0.5 | 0.43 | 0.07 | 1.4 |
| 1417.3 | 1434.9 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1390.4 | 1338.6 | Cape Winelands Schools - PS Trials 1 2024 (U11 Girls) | 4 | 2024-02-10 | R | B | 0 | 0.49 | -0.49 | -6.5 | 0.57 | -0.57 | -11.4 |
| 1379.9 | 1360.7 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1251.1 | 1209.5 | Goue Akkertjies 2023 (B) | 3 | 2023-09-16 | S | B | 0 | 0.61 | -0.61 | -10.1 | 0.63 | -0.63 | -12.6 |
| 1363.6 | 1362.2 | 20 | 20 | Van Der Westhuizen, L (Linli) | | WCW | 1214.9 | 1210.9 | Robertson Strategema Club 2022 (U11) | 4 | 2022-10-29 | S | W | 1 | 0.71 | 0.29 | 4.8 | 0.72 | 0.28 | 5.6 |
