Rangsan Viwatchaichok (; ), born 22 January 1979) is a Thai professional

football Football is a family of team sports that involve, to varying degrees, kick (football), kicking a football (ball), ball to score a goal (sports), goal. Unqualified, football (word), the word ''football'' generally means the form of football t ...

manager Management (or managing) is the administration of organizations, whether businesses, nonprofit organizations, or a government bodies through business administration, nonprofit management, or the political science sub-field of public administra ...

and former player who is the head coach of Thai League 1 club Muangthong United. Rangsan currently holds the record for the most all-time appearances in Thai League 1, with 439 appearances. He is known for his set pieces freekick back in his playing career.

International career

Rangsan has played 29 games for the senior Thailand national team since 2004, and he has scored one goal in the process.

Managerial career

BEC Tero Sasana

On 11 July 2013,

BEC Tero Sasana Police Tero Football Club (), formerly known as BEC-Tero Sasana, is a Thai professional football club based in Lak Si, Bangkok. The club finished runners-up in the inaugural AFC Champions League competition in 2003. BEC-Tero Sasana Football Club ...

sacked

René Desaeyere René Desaeyere (born 14 September 1947) is a Belgian former football player and former manager of Muangthong United. Career Desaeyere played for Beerschot, Daring Club Bruxelles, Royal Antwerp, R.W.D. Molenbeek, Berchem Sport and Dess ...

and promoted Choketawee Promrut to be the club interim manager. Rangsan, who was the club captain, was also promoted to be the assistant coach. On 9 August 2015, Rangsan was promoted to be the interim manager of

after the removal of Kenny Shiels. He had coached the club for three games before the appointment of

Manuel Cajuda Manuel Ventura Cajuda de Sousa (born 27 June 1951) is a Portuguese football manager and retired footballer. In a career which spanned three decades, he managed nearly 20 teams in his own country, and also worked in Egypt, the United Arab Emi ...

on 27 August. On 1 December 2015, he was promoted to be the interim manager again after the resignation of Manuel Cajuda. Rangsan managed the club in the last three games of 2015 season with the record of 2 wins and 1 loss. The club set to relegate to Division 1 according to the final standing but still remained in top league after the withdraw of Saraburi from the competition.

Suphanburi

On 17 April 2017, Rangsan was appointed as assistant manager of

Suphanburi Suphan Buri () is a town ('' thesaban mueang'') in central Thailand. It covers ''tambon'' Tha Philiang and parts of ''tambons'' Rua Yai and Tha Rahat, all within the Mueang Suphan Buri District. As of 2006 it had a population of 26,656. The tow ...

under manager Adebayo Gbadebo.

Police Tero

On 23 April 2018, FOX Sports Asia reported in a
article
that Rangsan was appointed head coach of

Police Tero Police Tero Football Club (), formerly known as BEC-Tero Sasana, is a Thai professional football club based in Lak Si, Bangkok. The club finished runners-up in the inaugural AFC Champions League competition in 2003. BEC-Tero Sasana Football Club ...

following the departure of Englishman Scott Cooper. On 29 June, he was demoted to assistant under Totchawan Sripan before getting promoted to manager again on 14 September the same year.

Port

After 5 years at Police Tero, Rangsan was appointed to replace Surapong Kongthep as the manager of Thai League 1 club

Port A port is a maritime facility comprising one or more wharves or loading areas, where ships load and discharge cargo and passengers. Although usually situated on a sea coast or estuary, ports can also be found far inland, such as Hamburg, Manch ...

on 8 November 2023.

Muangthong United

On 28 May 2025, Rangsan was appointed manager of Thai League 1 club Muangthong United replacing Gino Lettieri.

International goals

Managerial statistics

Honours

Player

;BEC Tero Sasana *

Thai Premier League The Thai League (, pronounced as ') or Thai League 1 (, pronounced as '), often referred to as T1, is the highest level of the Thai football league system. Contested by 16 clubs, it operates on a system of promotion and relegation with Thai L ...

2000 2000 was designated as the International Year for the Culture of Peace and the World Mathematics, Mathematical Year. Popular culture holds the year 2000 as the first year of the 21st century and the 3rd millennium, because of a tende ...

Thai League Cup The League Cup () is a association football, football cup competition in Thailand. It is also known as Hilux Revo Cup for sponsorship reasons. History Thai League Cup was started by Toyota Motor Corporation, Toyota Motor (Thailand) in the name of ...

2014 The year 2014 was marked by the surge of the Western African Ebola epidemic, West African Ebola epidemic, which began in 2013, becoming the List of Ebola outbreaks, most widespread outbreak of the Ebola, Ebola virus in human history, resul ...

;Krung Thai Bank *

: 2002–03, 2003–04 ;Buriram United *

2008 2008 was designated as: *International Year of Languages *International Year of Planet Earth *International Year of the Potato *International Year of Sanitation The Great Recession, a worldwide recession which began in 2007, continued throu ...

2011 The year marked the start of a Arab Spring, series of protests and revolutions throughout the Arab world advocating for democracy, reform, and economic recovery, later leading to the depositions of world leaders in Tunisia, Egypt, and Yemen ...

Thai FA Cup The Thai FA Cup (), known officially as The Football Association of Thailand Cup, is a football cup competition in Thailand. Thai FA Cup is an annual knockout association football competition in men's domestic football. It was held between 1974 a ...

Manager

;Police Tero *

Thai League 2 Thai League 2 (), commonly known as the T2, formally called Thai Division 1 League, is the second-tier professional league in the Thai football league system. Seasons typically run from August to May, with each team playing 34 games : two agai ...

runner-up:

2019 This was the year in which the first known human case of COVID-19 was documented, preceding COVID-19 pandemic, the pandemic which was declared by the World Health Organization the following year. Up to that point, 2019 had been described as ...

Individual * Thai League 1 Coach of the Month: October 2022, December 2023

References

External links