| Ekkasak Buabao | |
| Fullname: | Ekkasak Buabao |
| Birth Date: | 11 May 1985 |
| Birth Place: | Ratchaburi, Thailand |
| Currentclub: | Ayutthaya United |
| Clubnumber: | 29 |
| Position: | Defender |
| Years1: | 2007–2010 |
| Years2: | 2011 |
| Years3: | 2012 |
| Years4: | 2012–2014 |
| Caps4: | 33 |
| Goals4: | 0 |
| Years5: | 2015–2016 |
| Years6: | 2017– |
| Pcupdate: | 22 June 2008 |
Ekkasak Buabao (Thai: เอกศักดิ์ บัวเบา, born May 11, 1985), simply known as Ekk (Thai: เอก), is a Thai professional footballer who plays as a defender for Thai League 3 club Ayutthaya United.