The 2014 Thai FA Cup (Thai: มูลนิธิไทยคม เอฟเอคัพ) is the 21st season of Thailand knockout football competition.
The tournament is organized by the Football Association of Thailand.
The cup winner is guaranteed a place in the 2015 AFC Champions League Play-off.
The preliminary round consists of two rounds for teams currently playing in the Regional League Division 2 level.
The first round was held on 19 March 2014.