Justin Ontong
| Nationality | South Africa |
| Role | Batter |
| Born | 04 Jan 1980 (44) |
| Batting Style | Right Hand Bat |
| Bowling Style | Right Arm Off Break |
Batting
| Format | MAT | INNS | NO | RUNS | HS | AVG | BF | SR | 100s | 50s |
|---|---|---|---|---|---|---|---|---|---|---|
| Test | 2 | 4 | 1 | 57 | 32 | 19.00 | 155 | 36.77 | - | - |
| ODI | 28 | 16 | 2 | 184 | 32 | 13.14 | 267 | 68.91 | - | - |
| T20I | 14 | 10 | - | 158 | 48 | 15.80 | 109 | 144.95 | - | - |
| T20I | 134 | 109 | 21 | 1735 | 59 | 19.71 | 1488 | 116.59 | - | 3 |
| List A | 252 | 217 | 29 | 5453 | 122 | 29.00 | - | - | 1 | 37 |
| 1st Class | 194 | 308 | 23 | 11933 | 225 | 41.87 | - | - | 26 | 68 |
Bowling
| Format | MAT | INNS | OVR | RUNS | WK | BBI | AVG | ECN | SR | 4W | 5W |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test | 2 | 3 | 30.5 | 133 | 1 | 1/79 | 133.00 | 4.31 | 185.0 | - | - |
| ODI | 28 | 16 | 89.4 | 396 | 9 | 3/30 | 44.00 | 4.41 | 59.7 | - | - |
| T20i | 14 | 4 | 6 | 83 | 1 | 1/25 | 83.00 | 13.83 | 36.0 | - | - |
| T20 | 134 | 63 | 118 | 1009 | 31 | 3/27 | 32.54 | 8.55 | 22.8 | - | - |
| List A | 252 | - | 682 | 3278 | 76 | 3/27 | 43.13 | 4.80 | 53.8 | - | - |
| 1st Class | 194 | - | 1864.3 | 5866 | 136 | 5/62 | 43.13 | 3.14 | 82.2 | - | 1 |