Here is the list of all Best Bowling Average in IPL history:
| # | Player | Wickets | Avg | Mat | Overs | Maiden | Runs |
|---|---|---|---|---|---|---|---|
| 1 | Doug Bollinger CSK | 37 | 18.73 | 27 | 96 | 3 | 693 |
| 2 | Lungisani Ngidi DC | 36 | 19.28 | 21 | 81 | 2 | 694 |
| 3 | 170 | 19.80 | 122 | 471 | 8 | 3366 | |
| 4 | Sai Kishore GT | 32 | 20.34 | 25 | 73 | 0 | 651 |
| 5 | Imran Tahir CSK | 82 | 20.77 | 59 | 219 | 1 | 1703 |
| 6 | Adam Zampa SRH | 31 | 21.03 | 22 | 78 | 0 | 652 |
| 7 | Mitchell Marsh LSG | 37 | 21.49 | 61 | 92 | 1 | 795 |
| 8 | Anshul Kamboj CSK | 23 | 21.61 | 17 | 52 | 0 | 497 |
| 9 | 47 | 21.62 | 32 | 115 | 0 | 1016 | |
| 10 | Josh Hazlewood RCB | 60 | 21.63 | 42 | 156 | 1 | 1298 |
| 11 | Chris Woakes DC | 30 | 21.93 | 21 | 73 | 0 | 658 |
| 12 | 129 | 22.91 | 90 | 339 | 2 | 2956 | |
| 13 | 183 | 22.92 | 151 | 572 | 8 | 4194 | |
| 14 | 48 | 22.92 | 39 | 142 | 1 | 1100 | |
| 15 | Munaf Patel GL | 74 | 22.95 | 63 | 225 | 5 | 1698 |
| 16 | Pragyan Ojha MI | 85 | 22.96 | 80 | 270 | 0 | 1952 |
| 17 | Yuzvendra Chahal PBKS | 225 | 23.09 | 180 | 647 | 4 | 5195 |
| 18 | 65 | 23.12 | 52 | 173 | 1 | 1503 | |
| 19 | Andre Russell KKR | 123 | 23.28 | 140 | 299 | 0 | 2863 |
| 20 | Andrew Tye LSG | 42 | 23.31 | 30 | 114 | 0 | 979 |
| 21 | Anil Kumble RCB | 45 | 23.51 | 42 | 160 | 1 | 1058 |
| 22 | Naveen-Ul-Haq LSG | 25 | 23.64 | 18 | 64 | 0 | 591 |
| 23 | Roelof van der Merwe DC | 21 | 23.71 | 21 | 73 | 1 | 498 |
| 24 | Dwayne Bravo CSK | 183 | 23.82 | 161 | 516 | 3 | 4359 |
| 25 | Amit Mishra LSG | 174 | 23.84 | 162 | 561 | 6 | 4149 |
| 26 | Rashid Khan GT | 164 | 24.09 | 142 | 554 | 3 | 3951 |
| 27 | Chris Morris RR | 95 | 24.16 | 81 | 286 | 1 | 2295 |
| 28 | Varun Chakaravarthy KKR | 105 | 24.17 | 89 | 331 | 1 | 2538 |
| 29 | Harshal Patel SRH | 151 | 24.32 | 122 | 409 | 2 | 3673 |
| 30 | 46 | 24.33 | 37 | 133 | 1 | 1119 | |
| 31 | Noor Ahmad CSK | 52 | 24.38 | 43 | 152 | 0 | 1268 |
| 32 | Kane Richardson RCB | 19 | 24.84 | 15 | 55 | 0 | 472 |
| 33 | Moeen Ali KKR | 41 | 25.10 | 73 | 141 | 1 | 1029 |
| 34 | Sunil Narine KKR | 198 | 25.65 | 195 | 747 | 3 | 5079 |
| 35 | 23 | 25.65 | 17 | 58 | 0 | 590 | |
| 36 | Harshit Rana KKR | 40 | 25.73 | 34 | 108 | 1 | 1029 |
| 37 | Dale Steyn RCB | 97 | 25.86 | 95 | 362 | 7 | 2508 |
| 38 | Mohsin Khan LSG | 29 | 25.90 | 26 | 89 | 3 | 751 |
| 39 | Shreyas Gopal CSK | 52 | 25.94 | 52 | 165 | 1 | 1349 |
| 40 | Mohit Sharma DC | 134 | 26.22 | 120 | 398 | 0 | 3513 |
| 41 | Jofra Archer RR | 67 | 26.58 | 58 | 223 | 3 | 1781 |
| 42 | 192 | 26.60 | 192 | 640 | 2 | 5108 | |
| 43 | Umran Malik KKR | 29 | 26.62 | 26 | 82 | 1 | 772 |
| 44 | Karn Sharma MI | 83 | 26.69 | 90 | 262 | 1 | 2215 |
| 45 | Wayne Parnell RCB | 35 | 26.77 | 33 | 120 | 1 | 937 |
| 46 | Trent Boult MI | 144 | 26.78 | 123 | 454 | 11 | 3857 |
| 47 | Harbhajan Singh KKR | 150 | 26.87 | 163 | 569 | 6 | 4030 |
| 48 | Muttiah Muralitharan RCB | 63 | 26.92 | 66 | 254 | 1 | 1696 |
| 49 | 208 | 26.98 | 196 | 726 | 14 | 5612 | |
| 50 | Arshdeep Singh PBKS | 103 | 27.01 | 88 | 306 | 2 | 2782 |
| 51 | Khaleel Ahmed CSK | 91 | 27.19 | 76 | 274 | 4 | 2474 |
| 52 | 107 | 27.21 | 103 | 358 | 1 | 2911 | |
| 53 | Zaheer Khan DC | 102 | 27.27 | 100 | 366 | 5 | 2782 |
| 54 | Jason Holder RR | 53 | 27.57 | 46 | 165 | 0 | 1461 |
| 55 | Pawan Negi RCB | 34 | 27.62 | 50 | 119 | 0 | 939 |
| 56 | Albie Morkel RPS | 85 | 27.71 | 91 | 287 | 3 | 2355 |
| 57 | Anrich Nortje LSG | 61 | 27.80 | 49 | 186 | 1 | 1696 |
| 58 | 151 | 28.15 | 142 | 521 | 8 | 4251 | |
| 59 | 86 | 28.24 | 72 | 272 | 3 | 2429 | |
| 60 | Vinay Kumar KKR | 105 | 28.25 | 105 | 353 | 1 | 2966 |
| 61 | 65 | 28.45 | 60 | 226 | 2 | 1849 | |
| 62 | Mohammad Shami LSG | 138 | 28.51 | 125 | 456 | 3 | 3935 |
| 63 | Mukesh Choudhary CSK | 19 | 28.58 | 17 | 54 | 0 | 543 |
| 64 | Avesh Khan LSG | 92 | 28.63 | 81 | 285 | 1 | 2634 |
| 65 | 86 | 28.77 | 92 | 297 | 8 | 2474 | |
| 66 | 19 | 29.05 | 17 | 61 | 0 | 552 | |
| 67 | Shane Watson CSK | 92 | 29.15 | 145 | 338 | 3 | 2682 |
| 68 | Nathan Ellis CSK | 19 | 29.16 | 17 | 64 | 0 | 554 |
| 69 | Shakib Al Hasan KKR | 63 | 29.19 | 71 | 247 | 1 | 1839 |
| 70 | Rahul Chahar CSK | 75 | 29.28 | 80 | 281 | 1 | 2196 |
| 71 | Ravi Bishnoi RR | 82 | 29.50 | 83 | 290 | 1 | 2419 |
| 72 | 27 | 29.63 | 34 | 107 | 0 | 800 | |
| 73 | Vaibhav Arora KKR | 43 | 29.77 | 39 | 129 | 1 | 1280 |
| 74 | Umesh Yadav GT | 144 | 29.83 | 148 | 508 | 5 | 4296 |
| 75 | Yuvraj Singh MI | 36 | 29.92 | 132 | 144 | 0 | 1077 |