The West Indian women’s T20 competition was introduced in 2012, but has not been played every year.
The champions were sometimes decided by a final (F), and in others they were the highest-placed team in the league (L).
| Winner | Runner-up | |
| 2012 | Jamaica (F) | Trinidad and Tobago |
| 2013 | Jamaica (F) | Barbados |
| 2016 | Trinidad and Tobago (F) | Jamaica |
| 2018 | Barbados (L) | Jamaica |
| 2018/19 | Barbados (L) | Jamaica |
| 2020–2021 | No competition due to Covid-19 | |
| 2022 | Jamaica (L) | Barbados |
| 2023 | Barbados (L) | Guyana |
| 2023/24 | Jamaica (L) | Guyana |
Harriet Monkhouse