| 193.75 (31/16) | L Klusener | v Australia at Birmingham, 17/06/1999 [1483] |
| 177.27 (39/22) | WJ Cronje | v New Zealand at Birmingham, 10/06/1999 [1478] |
| 171.42 (36/21) | L Klusener | v Australia at Leeds, 13/06/1999 [1481] |
| 147.22 (53/36) | JH Kallis | v New Zealand at Birmingham, 10/06/1999 [1478] |
| 125.80 (39/31) | JN Rhodes | v India at Hove, 15/05/1999 [1444] |
| 120.00 (48/40) | L Klusener | v England at The Oval, 22/05/1999 [1455] |
| 115.55 (52/45) | L Klusener | v Sri Lanka at Northampton, 19/05/1999 [1451] |
| 112.19 (46/41) | L Klusener | v Pakistan at Nottingham, 05/06/1999 [1474] |
| 108.33 (39/36) | JN Rhodes | v Australia at Leeds, 13/06/1999 [1481] |
| 100.00 (38/38) | HH Gibbs | v Kenya at Amstelveen, 26/05/1999 [1462] |
| 94.44 (34/36) | MV Boucher | v India at Hove, 15/05/1999 [1444] |
| 90.00 (27/30) | WJ Cronje | v India at Hove, 15/05/1999 [1444] |
| 89.65 (52/58) | L Klusener | v Zimbabwe at Chelmsford, 29/05/1999 [1468] |
| 83.33 (30/36) | HH Gibbs | v Australia at Birmingham, 17/06/1999 [1483] |
| 80.64 (50/62) | DJ Cullinan | v Australia at Leeds, 13/06/1999 [1481] |
| 78.18 (43/55) | JN Rhodes | v Australia at Birmingham, 17/06/1999 [1483] |
| 77.11 (91/118) | HH Gibbs | v New Zealand at Birmingham, 10/06/1999 [1478] |
| 75.37 (101/134) | HH Gibbs | v Australia at Leeds, 13/06/1999 [1481] |
| 75.00 (96/128) | JH Kallis | v India at Hove, 15/05/1999 [1444] |
| 72.58 (45/62) | G Kirsten | v England at The Oval, 22/05/1999 [1455] |
| 68.62 (35/51) | DJ Cullinan | v Kenya at Amstelveen, 26/05/1999 [1462] |
| 67.76 (82/121) | G Kirsten | v New Zealand at Birmingham, 10/06/1999 [1478] |
| 66.66 (30/45) | SM Pollock | v Pakistan at Nottingham, 05/06/1999 [1474] |
| 64.19 (52/81) | SM Pollock | v Zimbabwe at Chelmsford, 29/05/1999 [1468] |
| 63.82 (60/94) | HH Gibbs | v England at The Oval, 22/05/1999 [1455] |
| 59.75 (49/82) | DJ Cullinan | v Sri Lanka at Northampton, 19/05/1999 [1451] |
| 57.60 (53/92) | JH Kallis | v Australia at Birmingham, 17/06/1999 [1483] |
| 55.10 (54/98) | JH Kallis | v Pakistan at Nottingham, 05/06/1999 [1474] |
| 54.32 (44/81) | JH Kallis | v Kenya at Amstelveen, 26/05/1999 [1462] |
| 43.28 (29/67) | DJ Cullinan | v Zimbabwe at Chelmsford, 29/05/1999 [1468] |
| 38.02 (27/71) | G Kirsten | v Kenya at Amstelveen, 26/05/1999 [1462] |