Here is the list of all Most Maiden Overs in SA20 history:
| # | Player | Team | Matches | Inn | Overs | Maidens | Runs | Wkts | Best | Avg | Eco | SR | 4w | 5w |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kagiso Rabada | MI Cape Town | 35 | 34 | 120.1 | 4 | 967 | 41 | 4/25 | 23.59 | 8.05 | 17.59 | 1 | 0 |
| 2 | Noor Ahmad | Durban's Super Giants | 24 | 21 | 79.2 | 3 | 536 | 30 | 5/11 | 17.87 | 6.76 | 15.87 | 1 | 1 |
| 3 | Bjorn Fortuin | Paarl Royals | 45 | 44 | 170.3 | 3 | 1157 | 39 | 3/14 | 29.67 | 6.79 | 26.23 | 0 | 0 |
| 4 | Marco Jansen | Sunrisers Eastern Cape | 47 | 45 | 162 | 3 | 1172 | 60 | 5/30 | 19.53 | 7.23 | 16.20 | 2 | 1 |
| 5 | Lutho Sipamla | Sunrisers Eastern Cape | 13 | 12 | 40.1 | 2 | 347 | 15 | 3/13 | 23.13 | 8.64 | 16.07 | 0 | 0 |
| 6 | Wayne Parnell | Pretoria Capitals | 17 | 16 | 48.2 | 2 | 442 | 24 | 4/33 | 18.42 | 9.14 | 12.08 | 1 | 0 |
| 7 | Evan Jones | Durban's Super Giants | 28 | 16 | 48.2 | 2 | 455 | 19 | 4/32 | 23.95 | 9.41 | 15.26 | 1 | 0 |
| 8 | Mujeeb Ur Rahman | Paarl Royals | 19 | 19 | 75.5 | 2 | 520 | 19 | 2/17 | 27.37 | 6.86 | 23.95 | 0 | 0 |
| 9 | Reece Topley | Joburg Super Kings | 21 | 20 | 65 | 2 | 534 | 23 | 3/19 | 23.22 | 8.22 | 16.96 | 0 | 0 |
| 10 | Anrich Nortje | Sunrisers Eastern Cape | 23 | 22 | 83.2 | 2 | 549 | 38 | 4/13 | 14.45 | 6.59 | 13.16 | 1 | 0 |
| 11 | Ottneil Baartman | Paarl Royals | 34 | 33 | 111 | 2 | 924 | 61 | 5/16 | 15.15 | 8.32 | 10.92 | 3 | 1 |
| 12 | Sunil Narine | Durban's Super Giants | 4 | 4 | 16 | 1 | 94 | 4 | 2/18 | 23.50 | 5.88 | 24.00 | 0 | 0 |
| 13 | James Coles | Sunrisers Eastern Cape | 7 | 5 | 15 | 1 | 110 | 5 | 2/34 | 22.00 | 7.33 | 18.00 | 0 | 0 |
| 14 | Craig Overton | Sunrisers Eastern Cape | 6 | 6 | 22 | 1 | 141 | 8 | 3/15 | 17.63 | 6.41 | 16.50 | 0 | 0 |
| 15 | Jofra Archer | MI Cape Town | 6 | 6 | 23 | 1 | 179 | 10 | 3/27 | 17.90 | 7.78 | 13.80 | 0 | 0 |
| 16 | Dunith Wellalage | Paarl Royals | 7 | 7 | 26 | 1 | 159 | 6 | 2/23 | 26.50 | 6.12 | 26.00 | 0 | 0 |
| 17 | Gideon Peters | Pretoria Capitals | 10 | 10 | 33.1 | 1 | 284 | 13 | 3/32 | 21.85 | 8.56 | 15.31 | 0 | 0 |
| 18 | Obed McCoy | Paarl Royals | 10 | 10 | 34 | 1 | 320 | 9 | 2/18 | 35.56 | 9.41 | 22.67 | 0 | 0 |
| 19 | Migael Pretorius | Pretoria Capitals | 13 | 11 | 34 | 1 | 341 | 10 | 3/22 | 34.10 | 10.03 | 20.40 | 0 | 0 |
| 20 | Daryn Dupavillon | Durban's Super Giants | 13 | 11 | 35.5 | 1 | 362 | 12 | 3/25 | 30.17 | 10.1 | 17.92 | 0 | 0 |
| 21 | Sisanda Magala | Sunrisers Eastern Cape | 12 | 11 | 38.4 | 1 | 336 | 14 | 2/22 | 24.00 | 8.69 | 16.57 | 0 | 0 |
| 22 | David Wiese | Durban's Super Giants | 15 | 12 | 36.5 | 1 | 346 | 8 | 1/11 | 43.25 | 9.39 | 27.63 | 0 | 0 |
| 23 | Gerald Coetzee | Durban's Super Giants | 13 | 13 | 42.3 | 1 | 368 | 23 | 4/24 | 16.00 | 8.66 | 11.09 | 1 | 0 |
| 24 | Daniel Worrall | Joburg Super Kings | 15 | 14 | 54 | 1 | 373 | 21 | 3/20 | 17.76 | 6.91 | 15.43 | 0 | 0 |
| 25 | Will Jacks | Pretoria Capitals | 27 | 17 | 49 | 1 | 324 | 13 | 2/7 | 24.92 | 6.61 | 22.62 | 0 | 0 |
| 26 | Adil Rashid | Pretoria Capitals | 20 | 18 | 66.4 | 1 | 524 | 22 | 3/30 | 23.82 | 7.86 | 18.18 | 0 | 0 |
| 27 | Sam Curran | MI Cape Town | 19 | 19 | 56 | 1 | 533 | 14 | 3/26 | 38.07 | 9.52 | 24.00 | 0 | 0 |
| 28 | Trent Boult | MI Cape Town | 21 | 20 | 73 | 1 | 608 | 19 | 3/28 | 32.00 | 8.33 | 23.05 | 0 | 0 |
| 29 | Tabraiz Shamsi | Joburg Super Kings | 24 | 23 | 76 | 1 | 593 | 21 | 2/11 | 28.24 | 7.8 | 21.71 | 0 | 0 |
| 30 | Simon Harmer | Durban's Super Giants | 29 | 25 | 79 | 1 | 598 | 13 | 4/18 | 46.00 | 7.57 | 36.46 | 1 | 0 |
| 31 | Wiaan Mulder | Joburg Super Kings | 43 | 26 | 62.4 | 1 | 604 | 18 | 2/17 | 33.56 | 9.64 | 20.89 | 0 | 0 |
| 32 | Aiden Markram | Durban's Super Giants | 45 | 29 | 61 | 1 | 436 | 18 | 2/7 | 24.22 | 7.15 | 20.33 | 0 | 0 |