| 2200.6 | 2235.5 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 2109.8 | 1910.7 | USSA Chess Championships 2025 (Blitz) | 6 | 2025-12-03 | B | B | 0.5 | 0.56 | -0.06 | -0.2 | 0.84 | -0.34 | -6.8 |
| 2171.9 | 2182.6 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 2039.3 | 2083.2 | South African Open Chess Championship 2024 (A) | 10 | 2024-07-06 | S | W | 0 | 0.7 | -0.7 | -14 | 0.66 | -0.66 | -13.2 |
| 2228.2 | 2234.9 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 2058.1 | 2137.8 | UFH Open 2024 (A) | 7 | 2024-04-14 | S | W | 0.5 | 0.74 | -0.24 | -4.5 | 0.65 | -0.15 | -3 |
| 2235.1 | 2264.5 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 2053.8 | 1958.1 | Wanderers Blitz Tournament 2024 | 3 | 2024-03-23 | B | B | 0.5 | 0.67 | -0.17 | -0.9 | 0.81 | -0.31 | -6.2 |
| 2235.1 | 2241.3 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 2053.8 | 2129.8 | JMC Unika School Tournament 2024 (A) | 4 | 2024-03-02 | S | B | 0.5 | 0.67 | -0.17 | -2.8 | 0.59 | -0.09 | -1.8 |
| 2202.6 | 2198.9 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1995.6 | 2005.6 | 2024 Tshwane Chess OPEN Registration Tournament (Prestige) | 4 | 2024-01-27 | S | W | 0.5 | 0.78 | -0.28 | -4.6 | 0.77 | -0.27 | -5.4 |
| 2202.6 | 2198.9 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1995.6 | 2005.6 | JMC Kick Off Tournament 2024 (A) | 2 | 2024-01-28 | S | W | 0.5 | 0.78 | -0.28 | -4.6 | 0.77 | -0.27 | -5.4 |
| 2142.5 | 2117 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1944.7 | 1938.2 | 2023 Moja Chess Extravaganza (Prestige) | 7 | 2023-10-03 | S | W | 1 | 0.77 | 0.23 | 4.6 | 0.75 | 0.25 | 5 |
| 2130.7 | 2122 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1923.1 | 1928 | Eureka Open 2023 (A) | 5 | 2023-07-29 | S | W | 1 | 0.78 | 0.22 | 3.7 | 0.77 | 0.23 | 4.6 |
| 2095.4 | 2145.3 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1913.3 | 1862.7 | Chessheroes Bazaar Blitz 2022 | 4 | 2022-10-29 | B | W | 1 | 0.75 | 0.25 | 1.2 | 0.87 | 0.13 | 2.6 |
| 2042.5 | 2152.1 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1928.8 | 1893.4 | JMC Blitz Open 8 August 2022 (A) | 3 | 2022-08-08 | B | W | 1 | 0.67 | 0.33 | 1.2 | 0.84 | 0.16 | 3.2 |
| 2080.6 | 2169.5 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1953.8 | 1926.3 | Chessheroes Choo Choo Challenge 2022 | 6 | 2022-01-08 | B | B | 1 | 0.61 | 0.39 | 1.9 | 0.74 | 0.26 | 5.2 |
| 2086.9 | 2090.5 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1943.2 | 1933.4 | JMC Bryanston 2021 (A) | 3 | 2021-11-06 | S | W | 1 | 0.71 | 0.29 | 4.8 | 0.72 | 0.28 | 5.6 |
| 2034.7 | 2029.7 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1992.4 | 1989 | 2021 Gauteng North Open Tournament (A) | 2 | 2021-08-28 | S | W | 1 | 0.59 | 0.41 | 7.7 | 0.59 | 0.41 | 8.2 |
| 2078.7 | 2069.1 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1978.6 | 1994 | JNW Club - Trinityhouse Randpark Ridge Open 2020 (A) | 3 | 2020-02-22 | S | W | 0.5 | 0.66 | -0.16 | -2.7 | 0.63 | -0.13 | -2.6 |
| 2078.7 | 2069.1 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1978.6 | 1994 | JNW Club - Bryanston Open1 2020 (A) | 4 | 2020-02-01 | S | B | 1 | 0.57 | 0.43 | 7.1 | 0.55 | 0.45 | 9 |
| 2098.7 | 2095.9 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1919.1 | 1935.9 | Springs Chess Club Open 2020 (A) | 4 | 2020-01-25 | S | W | 0.5 | 0.75 | -0.25 | -4.1 | 0.73 | -0.23 | -4.6 |
| 1993.9 | 1994.7 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1940.6 | 1943.5 | 2019 South African Junior Closed Chess Championship (U18 Open) | 4 | 2019-03-18 | S | B | 0 | 0.52 | -0.52 | -10.4 | 0.52 | -0.52 | -10.4 |
| 2011.1 | 2071.8 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1951 | 1888.8 | South African Junior Blitz 2018 (U18) | 4 | 2018-12-19 | B | B | 0.5 | 0.53 | -0.03 | -0.1 | 0.67 | -0.17 | -3.4 |
| 1942.6 | 1935.4 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1939.6 | 1945.6 | 2018 Jakaranda (A) | 2 | 2018-09-22 | S | B | 1 | 0.46 | 0.54 | 9 | 0.45 | 0.55 | 11 |
| 1942.6 | 1935.4 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1939.6 | 1945.6 | 2018 Centurion Chess Club Open (A) | 3 | 2018-09-29 | S | W | 1 | 0.55 | 0.45 | 7.5 | 0.53 | 0.47 | 9.4 |
| 1956.8 | 1949.2 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1936.3 | 1943.7 | 2018 Gauteng League Final (U19) | 2 | 2018-08-25 | S | W | 0.5 | 0.57 | -0.07 | -1.2 | 0.55 | -0.05 | -1 |
| 2005.1 | 2004.4 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1980.8 | 1985.2 | 2018 Capablanca RR (A) | 7 | 2018-04-30 | S | W | 1 | 0.57 | 0.43 | 8.6 | 0.56 | 0.44 | 8.8 |
| 2013 | 2008.8 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1953.3 | 1956.9 | 2018 Chris Greyling Open (A) | 3 | 2018-04-21 | S | W | 0.5 | 0.61 | -0.11 | -1.8 | 0.6 | -0.1 | -2 |
| 2013 | 2008.8 | 20 | 20 | Mazibuko, K (Khanya) | CM | GJM | 1953.3 | 1956.9 | 2018 South African Junior Closed Chess Championships (U18 Open) | 3 | 2018-04-02 | S | W | 0.5 | 0.61 | -0.11 | -2.2 | 0.6 | -0.1 | -2 |
| 1817 | 1817 | 20 | 20 | Mazibuko, K (Khanya) | CM | GTP | 1838 | 1838 | 2017 Tshwane September Round Robin (A) | 4 | 2017-09-24 | S | B | 1 | 0.47 | 0.53 | 8.8 | 0.53 | 0.47 | 9.4 |
| 1817 | 1817 | 20 | 20 | Mazibuko, K (Khanya) | CM | GTP | 1838 | 1838 | 2017 Tshwane Chess Etienne Lewis (U18+Adult) | 4 | 2017-09-02 | S | B | 0.5 | 0.47 | 0.03 | 0.6 | 0.03 | 0.47 | 9.4 |
| 1822 | 1822 | 20 | 20 | Mazibuko, K (Khanya) | CM | GTP | 1796 | 1796 | 2017 Pss Capablanca (Rr B) | 3 | 2017-04-27 | S | W | 0.5 | 0.54 | -0.04 | -0.8 | -0.04 | 0.54 | 10.8 |
| 1857 | 1857 | 20 | 20 | Mazibuko, K (Khanya) | CM | GTP | 1465 | 1465 | 2017 Pss Prestige (Rapid) | 9 | 2017-04-23 | R | B | 1 | 0.92 | 0.08 | 1.1 | 0.08 | 0.92 | 18.4 |
| 1857 | 1857 | 20 | 20 | Mazibuko, K (Khanya) | CM | GTP | 1798 | 1798 | Sa Junior Closed Chess Championship 2017 (U16 Open) | 9 | 2017-04-10 | S | B | 0 | 0.58 | -0.58 | -11.6 | -0.58 | 0.58 | 11.6 |
| 1748 | 1748 | 20 | 20 | Mazibuko, K (Khanya) | | GJM | 1698 | 1698 | Sa Provincial Team School Chess Championships 2016 (U15 Boys) | 5 | 2016-07-12 | S | W | 0.5 | 0.57 | -0.07 | -1.3 | -0.07 | 0.57 | 11.4 |
| 1652 | 1652 | 20 | 20 | Mazibuko, K (Khanya) | | GJM | 1606 | 1606 | Chessexcellence May Round Robin (A) | 5 | 2015-05-30 | S | B | 0.5 | 0.56 | -0.06 | -1 | -0.06 | 0.56 | 11.2 |
| 1557 | 1557 | 20 | 20 | Mazibuko, K (Khanya) | | GJM | 1470 | 1470 | Sa Junior Closed Chess Championship 2015 (Under 14 Open) | 7 | 2015-04-08 | S | B | 0 | 0.62 | -0.62 | -12.4 | -0.62 | 0.62 | 12.4 |
| 1547 | 1547 | 20 | 20 | Mazibuko, K (Khanya) | | GJM | 1429 | 1429 | Jnw Chess - Trinityhouse Randpark Ridge Open 2015 (A Section) | 5 | 2015-03-06 | S | B | 0.5 | 0.66 | -0.16 | -2.7 | -0.16 | 0.66 | 13.2 |
