The 2019 Netherlands Women's Quadrangular Series was a Women's Twenty20 International (WT20I) cricket tournament that was held in Deventer, Netherlands, from 8 to 14 August 2019. It took place ahead of the 2019 ICC Women's World Twenty20 Qualifier tournament in Scotland. The series was contested between the teams of Ireland, the Netherlands, Scotland and Thailand. All the matches took place at the Sportpark Het Schootsveld. Thailand won the series, after winning five of their six matches, with Scotland finishing second.