Sakon Nakhon, Thailand
|Native name||น้องโอ๋ ไก่ย่างห้าดาวยิม|
|Other names||Nong-O Sit. Or, O|
|Height||171 cm (5 ft 7 in)|
|Weight||60 kg (130 lb; 9.4 st)|
|Fighting out of||Bangkok, Thailand|
|Team||Sit. Or Gym (-2011)
Evolve MMA (2015 - present)
|Years active||16 (1996-present)|
Nong-O Kaiyanghadaogym, formerly known as Nong-O Sit Or, is a Thai Muay Thai kickboxer. He is considered one of the best pound for pound Muay Thai fighters in the world. He is a 5 division champion with 3 Lumpinee titles and 2 Thailand titles.
On August 3, 2008, Nong-O fought against Kōji Okuyama at Keio Plaza hotel in Hachiōji, Tokyo, and he won by KO with left elbow strike during 3rd round. December 9, 2008, he fought against Wutidet Lukprabath at Lumpinee Stadium in the memorial event of Lumpinee Stadium establishment. He won by decision after 5th round.
On January 18, 2009, Nong-O fought against Tomoaki Suehiro at Yoyogi National Gymnasium for the Muay Thai event "Muay Lok", and he won by TKO because the referee stopped the contest after he knocked down Suehiro twice with eight hook and left hook during 1st round. After the contest, he was given a bunch of flowers by Shinya Aoki. Nong-O was going to fight against Shunta Itō in the beginning, but he was replaced because his legs had not been healed enough.
On November 8, 2009, he fought against Trijak Sitjomtrai in Japan. Trijak was the current champion at featherweight sanctioned by Professional Boxing Association of Thailand, but Nong-O won by majority decision(2-0) after 5th round.
On December 8, Nong-O fought against Petboonchu F. A. Group for his title of Lumpinee Stadium at Super featherweight(130 lbs). Nong-O won by decision and became the new champion.
On January 17, 2010, Nong-O participated the tournament of "Yod Muay Champions Cup 60kg" in Japan. He fought against Sindam Kietmukao at the first match. After 5th round, the bout was resulted draw as 1-0. Nong-O lost by the split decision after extra round (6th round). On December 9, He challenged Saenchai's titles of Lumpinee Stadium and WMC, but he lost by decision.
On January 19, 2011, Nong-O Sit Or was named 2010 boxer of the year at the Society of Friends of Sportswriters Awards Night in Bangkok.
Nong-O started the year with a win over Singdam in February and followed it up the following month with another win over F16 Rajanon. He then lost a very close fight to Singdam in May, which many fought Nong-O had done enough to win, but beat Petboonchu FA Group in June. On 31 July he fought Singdam in the main event at Lumpinee Stadium and was defeated by unanimous decision.
He TKO'd Mongkolchai Phetsupaphan in five on February 7, 2013.
Titles and accomplishments
- 2014 Rajadamnern Stadium Lightweight champion
- 2013 Lumpinee Stadium Lightweight champion
- 2012 Thailand Lightweight (135 lbs) champion
- 2011 Toyota Vigo Marathon Tournament (130 lbs / 59 kg) champion
- 2009 Lumpinee Stadium Super Featherweight (130 lbs / 59 kg) champion
- 2007 Lumpinee Stadium Featherweight champion
- 2006 Lumpinee Stadium Junior Featherweight (122 lbs / 56 kg) champion
- 2005 Thailand Bantamweight champion
- 2 times Thailand Junior Featherweight (122 lbs / 56 kg) champion
- 2010 Muaythai boxer of the year (Society of Friends of Sportswriters)
- 2005 Muaythai boxer of the year
|Professional muaythai record|
The accurate record is unknown.
Legend: Win Loss Draw/No contest Notes
- "The Best thai fighter of the year 2005-2006, Nong-O Sitor". Muaythaitv. Retrieved 2015-11-30.
- 有限会社マッスルブレインズ, 井原芳徳. "バウトレビュー - REPORTS [キック] TARGET 8.3 八王子。ノンオー＆オーロノーKO勝ち". BoutReview.com.
-  Archived July 14, 2011, at the Wayback Machine.
- 有限会社マッスルブレインズ, 井原芳徳. "バウトレビュー - REPORTS [M-1ムエタイ] 日本初ムエタイ大イベント「ムエローク」は盛況". BoutReview.com.
- 有限会社マッスルブレインズ, 井原芳徳. "バウトレビュー - REPORTS [M-1ムエタイ] ノンオー、トライジャックから執念の白星". BoutReview.com.
- 有限会社マッスルブレインズ, 井原芳徳. "バウトレビュー - REPORTS - シンダム＆クンスック、チャンピオンズ杯決勝へ". BoutReview.com.
- https://web.archive.org/web/20110714131145/http://muaythai2000.com/muaythai2000/weeklyshow.php?newsid=141. Archived from the original on July 14, 2011. Retrieved January 30, 2011. Missing or empty
- [dead link]
- Dave Walsh. "10 Fights To Watch In October". Liverkick.com.
- Dave Walsh. "Oct. 4: Saenchai vs. Singdam Rematch, Somluck Khamsing Returns With 5.27M Baht On The Line". Liverkick.com.
- Dave Walsh. "Muay Thai Weekly Recap: February 10". Liverkick.com.
-  Archived August 16, 2013, at the Wayback Machine.