Liga 4 Thailand
Sejarah Champion > Pemenang Liga Regional

Dipecah menjadi liga regional yang dimulai pada tahun 2009
| Wilayah> 2009 Season | Champion> 2009 Season | Runner Up> 2009 Season |
| --- | --- | --- |
| Wilayah Metropolitan Bangkok | Raj Pracha-Nonthaburi | Kasem Bundit University |
| Wilayah Tengah & Timur | Samut Prakan | Ayutthaya |
| Wilayah Timur Laut | Loei City | Nakhon Ratchasima |
| Wilayah Utara | Chiangrai United | Phichit |
| Wilayah Selatan | Narathiwat | Satun |
2010 Season
| Wilayah Metropolitan Bangkok | Bangkok | Rangsit University JW |
| Wilayah Tengah & Timur | Saraburi | Samut Prakan |
| Wilayah Timur Laut | Loei City | Songkhla United |
| Wilayah Utara | Chiangmai | Chainat |
| Wilayah Selatan | Phuket | Trang |
2011 Season
| Wilayah Metropolitan Bangkok | Kasetsart | North Bangkok College |
| Wilayah Tengah & Timur | Ratchaburi | Rayong |
| Wilayah Timur Laut | Roi Et United | Loei City |
| Wilayah Utara | Phitsanulok | Lamphun Warrior |
| Wilayah Selatan | Krabi | Phattalung |
2012 Season
| Bangkok Metropolitan Region | Thai Honda | Rayong United |
| Central & Eastern Region | Ayutthaya | Rayong |
| North Eastern Region | Roi Et United | Sisaket United F.C. |
| Northern Region | Chiangmai | Phitsanulok |
| Southern Region | Trang | Pattani |
2013 Season
| Bangkok Metropolitan Region | Paknampho NSRU | Kasetsart University |
| Central & Eastern Region | Look Isan-Thai Airways | Nakhon Nayok |
| Central & Western Region | Ang Thong | Prachuap |
| North Eastern Region | Roi Et United | Udon Thani |
| Northern Region | Chiangmai | Phitsanulok |
| Southern Region | Nara United | Chumphon |
2014 Season
| Bangkok Metropolitan Region | Thai Honda | BCC Tero |
| Central & Eastern Region | Prachinburi United | Maptaphut Rayong |
| Central & Western Region | Hua Hin | Phetchaburi |
| North Eastern Region | Ubon UMT | Udon Thani |
| Northern Region | Sukhothai | Phichit |
| Southern Region | Prachuap Khiri Khan | Satun United |
2015 Season
| Bangkok Metropolitan Region | Customs United | Chamchuri United |
| Central & Eastern Region | Rayong | Cha Choeng Sao |
| Central & Western Region | Samut Sakhon | Thonburi City |
| North Eastern Region | Khonkaen United | Ubon UMT United |
| Northern Region | Lampang | Chiangrai City |
| Southern Region | Satun United | Pattani |
2016 Season
| Bangkok Metropolitan Region | Chamchuri United | Kasetsart |
| Bangkok & Eastern Region | Raj Pracha | Customs United |
| Central Region | Ayutthaya Warrior | Ayutthaya |
| Eastern Region | Trat | Cha Choeng Sao |
| Western Region | Samut Sakhon | Krung Thonburi |
| North Eastern Region | Udon Thani | Ubon Ratchathani |
| Northern Region | Nongbua Pitchaya | Kamphaengphet |
| Southern Region | Surat Thani | Nara United |
2017 Season
| Bangkok Metropolitan Region | North Bangkok University | Samut Prakan |
| Eastern Region | Chanthaburi | Marines Eureka |
| Western Region | Suphanburi B | Muangkan United |
| North Eastern Region | Sisaket United | Chaiyaphum United |
| Northern Region | JL Chiangmai United | Chiangrai City |
| Southern Region | Satun United | Phuket |
2018 Season
| Bangkok Metropolitan Region | North Bangkok University | Bangkok United U-23 |
| Eastern Region | Bankhai United | Chanthaburi |
| Western Region | Nakhon Pathom United | IPE Samut Sakhon United |
| North Eastern Region | Muang Loei United | Khonkaen United |
| Northern Region | Uttaradit | Nan |
| Southern Region | Satun United | Pattani |
2019 Season
| Bangkok Metropolitan Region | Muangthong United (ฺB) | Bangkok United (ฺB) |
| Eastern Region | Bankhai United | Kohkwang |
| Western Region | Hua Hin City | Chainat United |
| North Eastern Region | Muang Loei United | Huai Thalaeng United |
| Northern Region | Uttaradit | Wat Bot City |
| Southern Region | Satun United | Pattani |