The Thai national team is yet to play at the Rugby World Cup, but has been playing in qualifying tournaments since the 1999 Rugby World Cup in Wales.

Thailand first attempted to qualify for a World Cup in 1999 when Wales was the host.

For the 2003 Rugby World Cup in Australia, Thailand participated in Pool B of the Asia qualification tournament, but finished third in the standings after losing both of their fixtures.

Thailand attempted to qualify for the 2007 Rugby World Cup in France as well, and were grouped with Sri Lanka and Singapore.

After winning all their matches, they will play in the First Division for the 2009 event, taking the place of the Chinese team, (which withdrew due to visa problems) Sri Lanka who finished last stay in Division One because of this.