| Season | 2019 |
|---|---|
| Dates | 9 February 2019 – 31 August 2019 |
| Champions | Satun United |
| Relegated | Muangkhon WU |
| T4 Champions League | Satun United Pattani |
| Matches played | 84 |
| Goals scored | 219 (2.61 per match) |
| Biggest home win | 8 goals difference Satun United 8–0 Muangkhon WU (7 August 2019) |
| Biggest away win | 6 goals difference Phatthalung 1–7 Satun United (15 June 2019) |
| Highest scoring | 8 goals Phatthalung 1–7 Satun United (15 June 2019) Satun United 8–0 Muangkhon WU (7 August 2019) |
| Longest winning run | 4 matches Pattani |
| Longest unbeaten run | 11 matches Surat Thani City |
| Longest winless run | 12 matches Jalor City |
| Longest losing run | 8 matches Muangkhon WU |
| Highest attendance | 1,800 Satun United 3–1 Jalor City (31 August 2019) |
| Lowest attendance | 38 Hatyai City 0–0 Surat Thani City (31 July 2019) |
| Total attendance | 46,158 |
| Average attendance | 563 |
← 2018 | |
The 2019 Thai League 4 Southern region is a region in the regional stage of the 2019 Thai League 4. A total of 7 teams located in Southern of Thailand will compete in the league of the Southern region.