| Thongchai Akkarapong | |
| Fullname: | Thongchai Akkarapong |
| Birth Date: | 1976 2, df=yes |
| Birth Place: | Songkhla, Thailand |
| Years1: | 1999–2001 |
| Clubs1: | Sinthana |
| Caps1: | 43 |
| Goals1: | 4 |
| Years2: | 2002 |
| Caps2: | 15 |
| Goals2: | 2 |
| Years3: | 2003–2005 |
| Clubs3: | Kelantan FA |
| Caps3: | 39 |
| Goals3: | 6 |
| Years4: | 2006–2008 |
| Caps4: | 52 |
| Goals4: | 5 |
| Years5: | 2009–2011 |
| Caps5: | 3 |
| Goals5: | 0 |
| Years6: | 2012 |
| Clubs6: | Pattani |
| Years7: | 2012 |
| Years8: | 2013 |
| Totalcaps: | 152 |
| Totalgoals: | 17 |
| Nationalyears1: | 2000–2004 |
| Nationalteam1: | Thailand |
| Nationalcaps1: | 38 |
| Nationalgoals1: | 7 |
| Pcupdate: | 22 June 2008 |
Thongchai Akkarapong (Thai: ธงชัย อัครพงษ์, born 19 February 1976) is a Thai retired professional footballer who played as an attacking midfielder.