The pageant was held on 24 March 2012 at the Central World Hotel in Bangkok with 30 participating contestants. The winner of Miss Thailand World 2012 will represent Thailand at Miss World 2012.
Miss Thailand World 2012 : Vanessa "Na-Chatra" Muangkod
First Runner Up : Boonyisa "Poppy" Chantrarachai
Second Runner Up : Chawanluck "Pekky" Unger Moksiri
Finalists
Athitaya "Uli" Von Zur Muehlen
Jarinya "Rin" Bachmann
Semifinalists
Pinnarat "Oum" Mavinthorn
Fonthip "Namfon" Kinpakdee
Prangthip "Spy" Puntharuksakul
Sasisa "Nicky" Ruechaisa
Kannika "Kae" Khankaew
Special Awards
• Miss Top Model : Vanessa "Na-Chatra" Muangkod
First Runner Up : Boonyisa "Poppy" Chantrarachai
Second Runner Up : Chawanluck "Pekky" Unger Moksiri
Finalists
Athitaya "Uli" Von Zur Muehlen
Jarinya "Rin" Bachmann
Semifinalists
Pinnarat "Oum" Mavinthorn
Fonthip "Namfon" Kinpakdee
Prangthip "Spy" Puntharuksakul
Sasisa "Nicky" Ruechaisa
Kannika "Kae" Khankaew
Special Awards
• Miss Top Model : Vanessa "Na-Chatra" Muangkod
• Miss Talent : Chawanluck "Pekky" Unger Moksiri
• Miss Beauty with a Purpose : Vanessa "Na-Chatra" Muangkod
• Best in Swimsuit : Vanessa "Na-Chatra" Muangkod
• Best Skin : Kannika "Kae" Khankaew
