| 1869.4 | 1870.9 | 24 | 24 | Grobbelaar, J (Jacqui) | WRM | WCT | 1729.3 | 1735.4 | 2026 South African Closed Chess Championships (Woman ) | 7 | 2026-02-25 | S | W | 1 | 0.7 | 0.3 | 7.1 | 0.7 | 0.3 | 7.2 |
| 1879.1 | 1886.6 | 20 | 20 | Grobbelaar, J (Jacqui) | WRM | WCT | 1733.2 | 1712.4 | Western Cape Women’s Championship 2025 (Elite) | 5 | 2025-08-10 | S | B | 0.5 | 0.63 | -0.13 | -2.4 | 0.66 | -0.16 | -3.2 |
| 1712.9 | 1727.3 | 20 | 20 | Grobbelaar, J (Jacqui) | | WCT | 1599.8 | 1606.1 | 2024 Moja Chess Extravaganza (Ladies) | 3 | 2024-09-26 | S | B | 1 | 0.59 | 0.41 | 8.2 | 0.6 | 0.4 | 8 |
| 1785 | 1798 | 20 | 20 | Grobbelaar, J (Jacqui) | | WCT | 1590.8 | 1604.5 | South African Closed Chess Championship 2024 (Ladies) | 6 | 2024-03-29 | S | B | 0.5 | 0.68 | -0.18 | -3.6 | 0.68 | -0.18 | -3.6 |
| 1702.5 | 1695.5 | 20 | 20 | Grobbelaar, J (Jacqui) | | WCT | 1563.8 | 1593.9 | Western Cape Woman`s Championship 2022 (Elite) | 2 | 2022-09-03 | S | B | 1 | 0.62 | 0.38 | 7.1 | 0.58 | 0.42 | 8.4 |
| 1709.9 | 1702.1 | 20 | 20 | Grobbelaar, J (Jacqui) | | WCT | 1593.5 | 1590 | 2022 South African Closed Chess Championships (Women) | 3 | 2022-05-10 | S | B | 1 | 0.59 | 0.41 | 8.2 | 0.59 | 0.41 | 8.2 |
| 1693.7 | 1682.3 | 20 | 20 | Grobbelaar, J (Jacqui) | | WCT | 1616.7 | 1617.2 | Moja Open 2022 (Ladies) | 5 | 2022-03-21 | S | W | 0.5 | 0.63 | -0.13 | -2.6 | 0.62 | -0.12 | -2.4 |
| 1799.8 | 1797.7 | 20 | 20 | Grobbelaar, J (Jacqui) | | WCT | 1538.1 | 1534.2 | 2019 South African Closed Chess Championships (Women A) | 5 | 2019-12-11 | S | B | 1 | 0.76 | 0.24 | 4.8 | 0.76 | 0.24 | 4.8 |
| 1830 | 1830 | 20 | 20 | Grobbelaar, J (Jacqui) | WPM | GTP | 1482 | 1482 | 2017 South African Closed Chess Championships (Women) | 6 | 2017-12-14 | S | B | 0.5 | 0.89 | -0.39 | -7.8 | -0.39 | 0.89 | 17.8 |
| 1913 | 1913 | 20 | 20 | Grobbelaar, J (Jacqui) | | GTP | 1584 | 1584 | South African Closed 2014 (Women A) | 1 | 2014-01-04 | S | W | 1 | 0.88 | 0.12 | 2.4 | 0.12 | 0.88 | 17.6 |
| 1924 | 1924 | 20 | 20 | Grobbelaar, J (Jacqui) | WPM | GTP | 1623 | 1623 | Womens Open Chess Festival A Section | 4 | 2013-08-09 | S | W | 0.5 | 0.85 | -0.35 | -6.6 | -0.35 | 0.85 | 17 |
