| Thammawut Rungruang | |
| Fullname: | Thammawut Rungruang |
| Birth Date: | 1987 3, df=y |
| Birth Place: | Thailand |
| Currentclub: | Udon Thani |
| Clubnumber: | 34 |
| Position: | Defender / Defensive midfielder |
| Years1: | 2010 |
| Years2: | 2011 |
| Years3: | 2011 |
| Years4: | 2012–2013 |
| Years5: | 2014–2016 |
| Years6: | 2017– |
| Clubs1: | Udon Thani |
| Clubs2: | TTM Phichit |
| Clubs3: | PTT Rayong |
| Clubs4: | Udon Thani |
| Clubs5: | BCC Tero |
| Clubs6: | Udon Thani |
| Caps1: | 7 |
| Caps4: | 30 |
| Caps5: | 37 |
| Caps6: | 9 |
| Goals1: | 0 |
| Goals4: | 1 |
| Goals5: | 3 |
| Goals6: | 0 |
Thammawut Rungruang (Thai: ธรรมวุฒิ รุ่งเรือง) is a Thai professional footballer. He currently plays for Thai League 3 side Udon Thani.He previously played for TTM Phichit in Thai Premier League.