| 1743.6 | 1742.2 | 20 | 20 | Jones, W (William) | | GJM | 1608.4 | 1602.7 | JMC Trinity Little Falls 2023 (A) | 5 | 2023-07-02 | S | B | 0.5 | 0.62 | -0.12 | -2 | 0.62 | -0.12 | -2.4 |
| 1754.5 | 1750 | 20 | 20 | Jones, W (William) | | GJM | 1625.4 | 1624 | JNW Open - Trinityhouse Little Falls 2023 (A) | 4 | 2023-06-24 | S | W | 0.5 | 0.69 | -0.19 | -3.2 | 0.69 | -0.19 | -3.8 |
| 1717.5 | 1725.6 | 20 | 20 | Jones, W (William) | | GJM | 1614.5 | 1610 | JNW Open - Trinityhouse Little Falls 2023 (A) | 5 | 2023-05-13 | S | W | 0 | 0.66 | -0.66 | -11 | 0.68 | -0.68 | -13.6 |
| 1684.4 | 1684.8 | 20 | 20 | Jones, W (William) | | GJM | 1629 | 1618.3 | 2023 Tshwane Chess Open Registration Tournament (A) | 5 | 2023-01-28 | S | W | 1 | 0.61 | 0.39 | 6.5 | 0.62 | 0.38 | 7.6 |
| 1581.7 | 1581.8 | 20 | 20 | Jones, W (William) | | GJM | 1536.9 | 1528.2 | 2021 Gauteng North Open Tournament (A) | 2 | 2021-08-28 | S | B | 1 | 0.51 | 0.49 | 9.2 | 0.52 | 0.48 | 9.6 |
| 1149.6 | 1154.7 | 20 | 20 | Jones, W (William) | | GJM | 1169.9 | 1172.1 | 2018 Menlo Open Chess Tournament (C) | 2 | 2018-07-21 | S | W | 1 | 0.52 | 0.48 | 8 | 0.52 | 0.48 | 9.6 |
| 1149.6 | 1154.7 | 20 | 20 | Jones, W (William) | | GJM | 1169.9 | 1172.1 | JHB Metro Junior Closed 2018 (U12) | 5 | 2018-07-29 | S | B | 0 | 0.43 | -0.43 | -8.1 | 0.44 | -0.44 | -8.8 |
| 1129 | 1128.7 | 20 | 20 | Jones, W (William) | | GJM | 968.6 | 969 | JNW Club - Unika Scholar 2018 (Open) | 2 | 2018-06-02 | S | B | 1 | 0.64 | 0.36 | 6 | 0.64 | 0.36 | 7.2 |
| 870 | 870 | 20 | 20 | Jones, W (William) | | GJM | 620 | 620 | Jnw Club - Northriding College Open 2017 (C) | 6 | 2017-06-03 | S | B | 1 | 0.81 | 0.19 | 3.2 | 0.19 | 0.81 | 16.2 |
| 903 | 903 | 20 | 20 | Jones, W (William) | | GJM | 692 | 692 | Jnw Club - Trinityhouse Randpark Open 2017 (C) | 1 | 2017-03-24 | S | B | 1 | 0.77 | 0.23 | 3.9 | 0.23 | 0.77 | 15.4 |
| 693 | 693 | 20 | 20 | Jones, W (William) | | GJM | 507 | 507 | Chessnut July 2016 (U10) | 4 | 2016-07-23 | S | W | 1 | 0.74 | 0.26 | 4.3 | 0.26 | 0.74 | 14.8 |
