| Rank | Competitor | Country | Score | IAM level | Competition |
|---|---|---|---|---|---|
| 1 | TREVOR NELL | South Africa | 1100 | 11 | World Memory Championship 2005 |
| 2 | KEVIN HORSLEY | South Africa | 845 | 9 | World Memory Championship 1999 |
| 3 | DAVID BECKER | South Africa | 800 | 9 | World Memory Championship 2002 |
| 4 | DAREN DENHOLM | South Africa | 672 | 7 | World Memory Championship 2009 |
| 5 | NEVILLE GRIMSHAW | South Africa | 600 | 7 | World Memory Championship 1999 |
| 6 | HEIDI PRINGAULT | South Africa | 560 | 6 | World Memory Championship 2009 |
| 7 | KATHARINE DENHOLM | South Africa | 520 | 6 | World Memory Championship 2011 |
| 8 | MICHAEL BROWN | South Africa | 160 | 2 | World Memory Championship 2011 |
| 9 | LAURENS LEERINK | South Africa | 100 | 1 | World Memory Championships 2017 |
| 10 | ADITHI NAIDOO | South Africa | 40 | World Memory Championship 2007 | |
| 10 | GERRARD FERREIRA | South Africa | 40 | World Memory Championship 2011 |