Twenty20 Bowling in Each Season by Rory Kleinveldt
| Season | | Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ |
| 2003-04 | (South Africa) | 96 | 0 | 77 | 7 | 3-18 | 11.00 | 0 | 0 | 13.71 | 4.81 |
| 2004-05 | (South Africa) | 70 | 1 | 82 | 5 | 3-18 | 16.40 | 0 | 0 | 14.00 | 7.02 |
| 2005-06 | (South Africa) | 132 | 0 | 159 | 6 | 3-19 | 26.50 | 0 | 0 | 22.00 | 7.22 |
| 2006-07 | (South Africa) | 138 | 0 | 202 | 3 | 1-19 | 67.33 | 0 | 0 | 46.00 | 8.78 |
| 2007-08 | (South Africa) | 126 | 0 | 138 | 3 | 2-32 | 46.00 | 0 | 0 | 42.00 | 6.57 |
| 2008-09 | (South Africa) | 204 | 1 | 272 | 10 | 2-24 | 27.20 | 0 | 0 | 20.40 | 8.00 |
| 2009-10 | (South Africa) | 162 | 1 | 190 | 5 | 3-23 | 38.00 | 0 | 0 | 32.40 | 7.03 |
| 2009-10 | (India) | 98 | 0 | 158 | 6 | 3-24 | 26.33 | 0 | 0 | 16.33 | 9.67 |
| 2010 | (West Indies) | 24 | 0 | 48 | 2 | 2-48 | 24.00 | 0 | 0 | 12.00 | 12.00 |
| 2010-11 | (South Africa) | 42 | 0 | 61 | 2 | 2-40 | 30.50 | 0 | 0 | 21.00 | 8.71 |
| 2011-12 | (India) | 12 | 0 | 15 | 1 | 1-15 | 15.00 | 0 | 0 | 12.00 | 7.50 |
| 2011-12 | (South Africa) | 156 | 0 | 228 | 4 | 1-19 | 57.00 | 0 | 0 | 39.00 | 8.76 |
| 2012-13 | (South Africa) | 110 | 1 | 139 | 6 | 3-18 | 23.16 | 0 | 0 | 18.33 | 7.58 |
| 2013-14 | (South Africa) | 120 | 0 | 151 | 3 | 2-23 | 50.33 | 0 | 0 | 40.00 | 7.55 |
| 2014-15 | (India) | 42 | 0 | 61 | 0 | | | | | | 8.71 |
| 2015 | (England) | 315 | 0 | 381 | 15 | 2-16 | 25.40 | 0 | 0 | 21.00 | 7.25 |
| 2015-16 | (South Africa) | 164 | 0 | 243 | 6 | 2-33 | 40.50 | 0 | 0 | 27.33 | 8.89 |
| 2016 | (England) | 227 | 0 | 296 | 15 | 3-14 | 19.73 | 0 | 0 | 15.13 | 7.82 |
| 2016-17 | (South Africa) | 132 | 0 | 141 | 9 | 3-31 | 15.66 | 0 | 0 | 14.66 | 6.40 |
| 2017 | (England) | 258 | 1 | 341 | 14 | 3-16 | 24.35 | 0 | 0 | 18.42 | 7.93 |
| 2017-18 | (South Africa) | 163 | 0 | 177 | 8 | 3-19 | 22.12 | 0 | 0 | 20.37 | 6.51 |
| 2018 | (England) | 178 | 0 | 338 | 8 | 2-53 | 42.25 | 0 | 0 | 22.25 | 11.39 |
| 2018-19 | (South Africa) | 342 | 2 | 435 | 17 | 4-33 | 25.58 | 1 | 0 | 20.11 | 7.63 |
