Miss Universe Thailand 2018

Miss Universe Thailand 2018 was the 19th Miss Universe Thailand pageant, held at the Royal Paragon Hall, Siam Paragon in Bangkok, Thailand, on June 30 2018.

Maria Poonlertlarp crowned her successor Sophida Kanchanarin at the end of the event. Kanchanarin represented Thailand at the Miss Universe 2018 pageant on 16 December 2018 in Bangkok and was placed as a top ten finalist.

Placements
§ – Voted into the Top 16 by viewers

Delegates
40 contestants competed for the title of Miss Universe Thailand 2018.