The runner-ups Miss Thailand Universe will present at Miss Earth, Miss Asia Pacific International, Miss Intercontinental and Miss Tourism International.
Piyaporn Deejing, Miss Earth Thailand 2008, she was placed top 16 in Miss Earth 2008
Miss Thailand Earth[]
The first Runner-up, Miss Thailand Universe of each year will become Miss Thailand Earth who present at Miss Earth
In 2004, Radchadawan Khampeng was placed in the Top 8. She is the first national representative who got the placement at Miss Earth.
Three years later, at Miss Earth 2007 Jiraporn Sing-ieam was called in the Top 8. She also won the Best National Costume award. Sing-ieam is the first Thailand's representative that received this award.
Recently, In Philippines where Miss Earth 2008 was held, Piyaporn Deejing was one of the semi-finalists in the Top 16 round, which made Thailand called-in the semi-finalist two years in a row.
| Year | Contestant | Placement at Miss Earth | Special awards at Miss Earth |
|---|---|---|---|
| 2009 | Rujinan Pansritum | TBA | |
| 2008 | Piyaporn Deejing | Sami-Finalist Top 16 | |
| 2007 | Jiraporn Sing-ieam | Finalist Top 8 | Best National Costume |
| 2006 | Patra Pailin Rungratanasunthorn | ||
| 2005 | Kanokwan Sesthaphongvanich | ||
| 2004 | Radchadawan Khampeng | Finalist Top 8 | |
| 2003 | Anongnat Sutthanuch | ||
| 2002 | Lalita Apaiwong | ||
Miss Thailand Asia Pacific International[]
In 2000, Kanueng-nit In-orng, was Thailand's representative at Miss Asia Pacific International 2000 in The Philippines. She is 4th Runner-up Miss Asia Pacific International 2000.
Later in 2001, Wanvisa Kamdangyai, 1st Runner-up Miss Thailand Universe 2001, competed at Miss Asia Pacific International 2001, and later became 2nd Runner-up Miss Asia Pacific International 2000.
Not held in 2004, 2006-2008.
| Year | Contestant | Placement at MAPI | Special awards at MAPI |
|---|---|---|---|
| 2005 | Suthida Deesri | ||
| 2003 | Narue-nit Jantara-niyom | ||
| 2002 | Thanawan Romsang | ||
| 2001 | Wanvisa Kamdangyai | 2nd Runner-up | |
| 2000 | Kanueng-nit In-orng | 4th Runner-up |
Miss Thailand Intercontinental[]
In 2006, Nusara Suknamai was placed in the Top 12. She was the first Thailand's representative who got the placement at Miss Intercontinental Pageant, Suknamai before competed at Miss Teen Thailand 2002 and 1st Runner-up the title.
| Year | Contestant | Placement at MIC | Special awards at MIC |
|---|---|---|---|
| 2009 | Chonthicha Subpaiboonlerd | TBA | |
| 2008 | Peerada Kajornmalee | Miss Congeniality | |
| 2007 | Buachompoo Varee | Semi-Finalist Top 16 | |
| 2006 | Nusara Suknamai | Semi-Finalist Top 12 | |
Miss Thailand Tourism Inernational/Queen of the Year/Metropolitan/World[]
Not represent in 2004
| Year | Contestant | Placement | Special awards |
|---|---|---|---|
| 2009 | Kedmolee Rojanapradit | TBA | |
| 2008 | Ananya Chinsangchai | 3rd Runner-up | Miss Tourism Globe, Miss Sogo Trendsetter |
| 2007 | Watcharawan Suntarintu | 3rd Runner-up | Miss Photogenic, Miss Elegance, Miss Sogo Trendsetter |
| 2006 | Suvarat Karnkorn | Finalist Top 8 | |
| Ampika Chuanpreecha | WINNER | Miss Personality, Miss Sogo Trendsetter | |
| 2005 | Porntip Prasertsong | 4th Runner-up | Best National Costume, Miss Globe Beauty International |
| 2003 | Jiraporn Nunti | Sami-Finalist Top 20 | |
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