| Kiatisak Jiamudom | |
| Fullname: | Kiatisak Jiamudom |
| Birth Date: | 1995 3, df=y |
| Birth Place: | Bangkok, Thailand |
| Currentclub: | Ratchaburi |
| Clubnumber: | 29 |
| Position: | Left-back |
| Youthyears1: | 2009–2011 |
| Youthclubs1: | Bangkok Christian College |
| Years1: | 2012 |
| Clubs1: | BCC Tero |
| Caps1: | 16 |
| Goals1: | 0 |
| Years2: | 2012–2016 |
| Clubs2: | BBCU |
| Caps2: | 11 |
| Goals2: | 0 |
| Years3: | 2017–2019 |
| Caps3: | 49 |
| Goals3: | 1 |
| Years4: | 2020– |
| Clubs4: | Ratchaburi |
| Caps4: | 75 |
| Goals4: | 0 |
| Pcupdate: | 18:57, 13 March 2023 (UTC) |
Kiatisak Jiamudom (th|เกียรติศักดิ์ เจียมอุดม; born January 11, 1995) is a Thai professional footballer who plays as a left-back for Thai League 1 club Ratchaburi.