The 2018 Miss Universe Thailand Pageant ended with Sophida Kanchanarin winning the title of Miss Universe Thailand 2018. She will go on to represent Thailand in the 2018 Miss Universe Pageant.
The Top 5 finalists at the 2018 Miss Universe Thailand Pageant were:
First Runner-Up - Thitaree Kasorn
Second Runner-Up - Valentina Giardullo
Second Runner-Up - Praveenar Singh
Second Runner-Up - Palita Puttharassu
The Top 10 finalists at the 2018 Miss Universe Thailand Pageant were: