| Years |
Days |
| 38 | 259 | LK Newton | Lancashire Thunder v Yorkshire Diamonds | Emirates Old Trafford, Manchester | 2016 |
| 37 | 258 | CM Edwards | Southern Vipers v Western Storm | The 1st Central County Ground, Hove | 2017 |
| 36 | 264 | A Brindle | Southern Vipers v Surrey Stars | The 1st Central County Ground, Hove | 2018 |
| 36 | 143 | SJ McGlashan | Southern Vipers v Lancashire Thunder | The Ageas Bowl, Southampton | 2018 |
| 34 | 320 | BL Morgan | Surrey Stars v Loughborough Lightning | Haslegrave Ground, Loughborough | 2016 |
| 34 | 80 | RH Priest | Western Storm v Southern Vipers | The 1st Central County Ground, Hove | 2019 |
| 34 | 49 | L Spragg | Yorkshire Diamonds v Surrey Stars | The Kia Oval, Kennington | 2016 |
| 33 | 115 | JL Gunn | Loughborough Lightning v Southern Vipers | The 1st Central County Ground, Hove | 2019 |
| 33 | 43 | KH Brunt | Yorkshire Diamonds v Lancashire Thunder | Stanley Park, Blackpool | 2018 |
| 32 | 358 | CL Nicholas | Western Storm v Southern Vipers | The 1st Central County Ground, Hove | 2019 |
| 32 | 349 | AJ Blackwell | Yorkshire Diamonds v Western Storm | Headingley, Leeds | 2016 |
| 32 | 293 | KM Beams | Loughborough Lightning v Surrey Stars | The Kia Oval, Kennington | 2017 |
| 32 | 263 | LA Marsh | Surrey Stars v Western Storm | Woodbridge Road, Guildford | 2019 |
| 31 | 350 | SW Bates | Southern Vipers v Western Storm | The 1st Central County Ground, Hove | 2019 |
| 31 | 350 | SW Bates | Southern Vipers v Loughborough Lightning | The 1st Central County Ground, Hove | 2019 |
| 31 | 315 | AE Satterthwaite | Lancashire Thunder v Southern Vipers | The Ageas Bowl, Southampton | 2018 |
| 31 | 244 | RL Haynes | Loughborough Lightning v Surrey Stars | The 1st Central County Ground, Hove | 2018 |
| 31 | 90 | SB Odedra | Western Storm v Southern Vipers | The 1st Central County Ground, Hove | 2019 |
| 31 | 15 | LS Greenway | Southern Vipers v Western Storm | The Essex County Ground, Chelmsford | 2016 |
| 30 | 231 | RM Farrell | Surrey Stars v Western Storm | The 1st Central County Ground, Hove | 2017 |
| 30 | 173 | H Kaur | Lancashire Thunder v Surrey Stars | Stanley Park, Blackpool | 2019 |
| 30 | 100 | SJ Taylor | Surrey Stars v Lancashire Thunder | Stanley Park, Blackpool | 2019 |
| 30 | 97 | D Hazell | Lancashire Thunder v Southern Vipers | The Ageas Bowl, Southampton | 2018 |
| 30 | 80 | M du Preez | Loughborough Lightning v Southern Vipers | The 1st Central County Ground, Hove | 2019 |
| 29 | 316 | HR Huddleston | Western Storm v Surrey Stars | The Kia Oval, Kennington | 2017 |
| 29 | 236 | M Kapp | Surrey Stars v Lancashire Thunder | Stanley Park, Blackpool | 2019 |
| 29 | 213 | NE Bolton | Lancashire Thunder v Southern Vipers | The Ageas Bowl, Southampton | 2018 |
| 29 | 204 | AMC Jayangani | Loughborough Lightning v Southern Vipers | The 1st Central County Ground, Hove | 2019 |
| 29 | 159 | KE White | Surrey Stars v Southern Vipers | The Ageas Bowl, Southampton | 2017 |
| 29 | 157 | AJ Healy | Yorkshire Diamonds v Western Storm | The Cooper Associates County Ground, Taunton | 2019 |
| 29 | 96 | DM Kimmince | Yorkshire Diamonds v Loughborough Lightning | Emerald Headingley Cricket Stadium, Leeds | 2018 |
| 29 | 12 | L Winfield | Yorkshire Diamonds v Western Storm | The Cooper Associates County Ground, Taunton | 2019 |
