Here is a list of Somdet's best fights. For a list of Somdet's losses, refer to "Rambaa Somdet Losses".
On November 23, 2009 Rambaa Somdet fought Noboru Tahara in a flyweight title fight for Tahara's Shooto Championship title. Somdet was 35 years old and with a record of 7-2 (1), and Tahara was 26 years old and with a record of 7-3-1 (4). Somdet won the fight via 3-round unanimous decision and is crowned the new flyweight world champion.
On December 23, 2001 Rambaa Somdet faced off against Takumi Yano at age 27. He was coming in with a record of 1-0 (0). Somdet won the fight via 3-round unanimous decision.
On December 8, 2002 Rambaa Somdet faced off against Takeyasu Hirono at age 28. He was coming in with a record of 2-2 (0), and Hirono was 31 years old and with a record of 3-7-3 (0). Somdet won the fight via 3-round unanimous decision.
On September 28, 2008 Rambaa Somdet faced off against Noboru Tahara at age 34. He was coming in with a record of 5-2 (1), and Tahara was 25 years old and with a record of 5-2 (3). Somdet won the fight via 3-round unanimous decision.
On October 27, 2013 Rambaa Somdet faced off against Kenichi Sawada in a flyweight bout at age 39. He was coming in with a record of 12-2 (3), and Sawada was 37 years old and with a record of 8-17-4 (2). Somdet won the fight via 3-round unanimous decision.
On July 20, 2007 Rambaa Somdet faced off against Takehiro Harusaki at age 32. He was coming in with a record of 3-2 (0). Somdet won the fight via 3-round unanimous decision.
On November 20, 2008 Rambaa Somdet faced off against Ulysses Gomez at age 34. He was coming in with a record of 6-2 (1), and Gomez was 25 years old and with a record of 2-0 (2). Somdet won the fight via 3-round unanimous decision.
On November 8, 2007 Rambaa Somdet faced off against Masaaki Sugawara at age 33. He was coming in with a record of 4-2 (1). Somdet stopped Masaaki Sugawara via TKO.
On July 19, 2010 Rambaa Somdet met Hiroyuki Abe in a flyweight (Shooto Championship) title defense fight. Somdet was 35 years old and with a record of 8-2 (2). Somdet stopped Hiroyuki Abe via 1st-round TKO and successfully defended his title.