The 2019 Thailand Women's T20 Smash was a women's T20I cricket tournament held in Bangkok, Thailand from 12 to 19 January 2019. The participants were the women's national sides of Thailand, Bhutan, China, Hong Kong, Indonesia, Malaysia, Myanmar, Nepal and United Arab Emirates, as well as a Thailand 'A' side. Matches (except those involving Thailand 'A') were recognised as official WT20I games as per ICC's announcement that full WT20I status would apply to all the matches played between women's teams of associate members after 1 July 2018. The matches were played at the Asian Institute of Technology Ground and the Terdthai Cricket Ground, both in Bangkok. Thailand won the tournament after winning all of their matches.