| 1470.9 | 1455.5 | 20 | 20 | Brandt, DW (Declan William) | | GJM | 1523.1 | 1499.4 | St Peters College Chess League 2023 (A) | 2 | 2023-09-18 | S | W | 0.5 | 0.48 | 0.02 | 0.3 | 0.49 | 0.01 | 0.2 |
| 1420.8 | 1418.1 | 20 | 20 | Brandt, DW (Declan William) | | GJM | 1356.6 | 1356.8 | 2019 Boksburg Chess Club Round Robin (D) | 1 | 2019-09-28 | S | B | 1 | 0.53 | 0.47 | 7.8 | 0.53 | 0.47 | 9.4 |
| 1362.2 | 1367.1 | 20 | 20 | Brandt, DW (Declan William) | | GJM | 1308 | 1310 | JHB Metro Closed 2019 (U14) | 3 | 2019-07-27 | S | B | 1 | 0.52 | 0.48 | 9 | 0.52 | 0.48 | 9.6 |
| 1308 | 1303.1 | 20 | 20 | Brandt, DW (Declan William) | | GJM | 1257.8 | 1248.4 | JNW Club - Bryanston Open 2 2019 (B) | 2 | 2019-05-11 | S | W | 0 | 0.6 | -0.6 | -10 | 0.61 | -0.61 | -12.2 |
| 727 | 727 | 20 | 20 | Brandt, Dw (Declan William) | | GJM | 975 | 975 | Jnw Chess - Bryanston Open-1 2017 (C) | 1 | 2017-01-27 | S | B | 1 | 0.19 | 0.81 | 13.8 | 0.81 | 0.19 | 3.8 |
| 692 | 692 | 20 | 20 | Brandt, Dw (Declan William) | | GJM | 824 | 824 | Johannesburg Metro Junior Closed 2016 (U12) | 3 | 2016-08-06 | S | W | 0 | 0.32 | -0.32 | -6 | -0.32 | 0.32 | 6.4 |
