Rangsan Viwatchaichok
Thai footballer
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Rangsan Viwatchaichok (Thai: รังสรรค์ วิวัฒน์ชัยโชค; RTGS: Rangsan Viwatchaichok), born 22 January 1979) is a Thai professional football manager[1][2] and former professional footballer who is currently the head coach of Thai League 1 club Chonburi. [3]
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| Personal information | |||
|---|---|---|---|
| Full name | Rangsan Viwatchaichok | ||
| Date of birth | 22 January 1979 | ||
| Place of birth | Bangkok, Thailand | ||
| Height | 1.78 m (5 ft 10 in) | ||
| Positions | |||
| Team information | |||
Current team | Chonburi (head coach) | ||
| Youth career | |||
| 1995–1997 | Stock Exchange of Thailand | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 1999–2001 | BEC Tero Sasana | 45 | (4) |
| 2002 | Krung Thai Bank | 8 | (1) |
| 2003 | Tobacco Monopoly | 12 | (1) |
| 2004 | Krung Thai Bank | 16 | (0) |
| 2004–2006 | Bangkok Bank | 58 | (2) |
| 2006–2007 | Geylang United | 63 | (6) |
| 2008–2011 | Buriram United | 103 | (18) |
| 2012–2016 | BEC Tero Sasana | 112 | (16) |
| 2016–2017 | Suphanburi | 23 | (1) |
| 2022–2023 | Police Tero | 0 | (0) |
| Total | 440 | (49) | |
| International career | |||
| 2004–2012 | Thailand | 29 | (1) |
| Managerial career | |||
| 2015 | BEC Tero Sasana (interim) | ||
| 2015 | BEC Tero Sasana (interim) | ||
| 2018 | Police Tero (interim) | ||
| 2018 | Police Tero | ||
| 2018–2023 | Police Tero | ||
| 2023–2024 | Port | ||
| 2024–2025 | Port | ||
| 2025 | Muangthong United | ||
| 2025– | Chonburi | ||
| * Club domestic league appearances and goals | |||
Rangsan currently holds the record for the most all-time appearances in Thai League 1, with 440 appearances. He is known for his set pieces freekick back in his playing career.[4]
International career
Rangsan has played 29 games for the senior Thailand national team since 2004, and he has scored one goal in the process.[5]
Managerial career
BEC Tero Sasana
On 11 July 2013, BEC Tero Sasana sacked René Desaeyere and promoted Choketawee Promrut to be the club interim manager. Rangsan, who was the club captain, was also promoted to be the assistant coach.[6]
On 9 August 2015, Rangsan was promoted to be the interim manager of BEC Tero Sasana after the removal of Kenny Shiels.[7]
He had coached the club for three games before the appointment of Manuel Cajuda on 27 August.
On 1 December 2015, he was promoted to be the interim manager again after the resignation of Manuel Cajuda.[8] 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 under manager Adebayo Gbadebo.
Police Tero
On 23 April 2018, FOX Sports Asia reported in an article Archived 2018-04-24 at the Wayback Machine that Rangsan was appointed head coach of Police Tero 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.[9]
Port
After 5 years at Police Tero, Rangsan was appointed to replace Surapong Kongthep as the manager of Thai League 1 club Port on 8 November 2023.
Muangthong United
On 28 May 2025, Rangsan was appointed manager of Thai League 1 club Muangthong United replacing Gino Lettieri.[10]
Chonburi
On 13 November 2025, Rangsan was appointed manager of Thai League 1 club Chonburi replacing Teerasak Po-on.[11]
International goals
| No. | Date | Venue | Opponent | Score | Result | Competition |
|---|---|---|---|---|---|---|
| 1 | 18 July 2009 | Nonthaburi, Thailand |  Pakistan | 2–0 | 4–0 | Friendly |
Managerial statistics
- As of match played 10 May 2026
| Team | From | To | Record | Ref | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| G | W | D | L | GF | GA | GD | Win % | ||||
| Police Tero | 1 April 2018 | 29 June 2018 | 15 | 8 | 3 | 4 | 34 | 26 | +8 | 53.33 | |
| Police Tero | 14 September 2018 | 7 November 2023 | 161 | 65 | 41 | 55 | 227 | 224 | +3 | 40.37 | |
| Port | 7 November 2023 | 2 November 2024 | 39 | 21 | 12 | 6 | 82 | 42 | +40 | 53.85 | |
| Port | 11 November 2024 | 15 January 2025 | 8 | 2 | 2 | 4 | 11 | 15 | −4 | 25.00 | |
| Muangthong United | 28 May 2025 | 25 October 2025 | 9 | 2 | 4 | 3 | 9 | 11 | −2 | 22.22 | |
| Chonburi | 13 November 2025 | Present | 23 | 11 | 4 | 8 | 38 | 31 | +7 | 47.83 | |
| Total | 255 | 109 | 66 | 80 | 401 | 349 | +52 | 42.75 | — | ||
Honours
Player
- BEC Tero Sasana
- Krung Thai Bank
- Buriram United
Manager
- Police Tero
- Thai League 2 runner-up: 2019
Individual
- Thai League 1 Coach of the Month: October 2022, December 2023