| Administrator(s) | England and Wales Cricket Board |
|---|---|
| Cricket format | Twenty20 |
| Tournament format(s) | League system |
| Champions | Warwickshire (1st title) |
| Participants | 35 |
| Most runs | Sophie Luff (316) |
| Most wickets | Laura Ellison (15) |
The 2019 Women's Twenty20 Cup, known for sponsorship reasons as the 2019 Vitality Women's Twenty20 Cup was the 11th cricket Women's Twenty20 Cup tournament. It took place in June, with 35 teams taking part: 33 county teams plus Scotland and Wales. Warwickshire Women won the Twenty20 Cup, as winners of Division 1, therefore achieving their first title.
The tournament followed the 50-over 2019 Women's County Championship, and was subsequently followed by the Twenty20 2019 Women's Cricket Super League, competed for by regional teams.