| 140.00 (35/25) | KC Sangakkara | v Zimbabwe at East London, 15/03/2003 [1989] |
| 112.00 (28/25) | WPUJC Vaas | v West Indies at Cape Town, 28/02/2003 [1973] |
| 97.87 (92/94) | PA de Silva | v Australia at Centurion, 07/03/2003 [1982] |
| 97.18 (69/71) | MS Atapattu | v Bangladesh at Pietermaritzburg, 14/02/2003 [1950] |
| 96.49 (55/57) | ST Jayasuriya | v Bangladesh at Pietermaritzburg, 14/02/2003 [1950] |
| 96.12 (124/129) | MS Atapattu | v South Africa at Durban, 03/03/2003 [1979] |
| 96.00 (120/125) | ST Jayasuriya | v New Zealand at Bloemfontein, 10/02/2003 [1944] |
| 93.58 (73/78) | PA de Silva | v South Africa at Durban, 03/03/2003 [1979] |
| 90.90 (30/33) | KC Sangakkara | v India at Johannesburg, 10/03/2003 [1985] |
| 81.10 (103/127) | MS Atapattu | v Zimbabwe at East London, 15/03/2003 [1989] |
| 80.64 (25/31) | PA de Silva | v Zimbabwe at East London, 15/03/2003 [1989] |
| 77.35 (41/53) | PA de Silva | v Kenya at Nairobi (Gymk), 24/02/2003 [1965] |
| 77.27 (34/44) | RP Arnold | v West Indies at Cape Town, 28/02/2003 [1973] |
| 76.41 (81/106) | HP Tillakaratne | v New Zealand at Bloemfontein, 10/02/2003 [1944] |
| 67.56 (25/37) | RP Arnold | v Kenya at Nairobi (Gymk), 24/02/2003 [1965] |
| 66.66 (66/99) | ST Jayasuriya | v West Indies at Cape Town, 28/02/2003 [1973] |
| 66.12 (41/62) | DA Gunawardene | v Zimbabwe at East London, 15/03/2003 [1989] |
| 55.71 (39/70) | KC Sangakkara | v Australia at Port Elizabeth, 18/03/2003 [1991] |
| 52.94 (36/68) | HP Tillakaratne | v West Indies at Cape Town, 28/02/2003 [1973] |
