2017 Thai League 3 Play-off Round
# 2017 Thai League 3 Play-off Round

Thai League 3 Play-off Round is last promotion quota of Thai League 2. Thai Football clubs, which is runner-up of 2017 Thai League 3 Upper Region and runner-up of 2017 Thai League 3 Lower Region, pass to 2017 Thai League 3 Play-off Round. This round plays Home-Away match. Thai Football clubs get more total scores when finish Home-Away match to promote Thai League 2. Away goals rule is used to this tournament.

## 3rd Position of Play-off round

| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
| - | - | - | - | - |
| Udon Thani | 3 - 3 | Trang | 2-3 | 1-0 |

## 1st Position of Play-off round

| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
| - | - | - | - | - |
| Khonkaen | 2 - 5 | Samut Sakhon | | |

## Winner

* 2017 Thai League 3
* Samut Sakhon 1st title
