| Georgios Siakkas | |
| Height: | 1.82 m |
| Birth Date: | 23 March 1988 |
| Birth Place: | Mitrousi, Serres, Greece |
| Position: | Midfielder |
| Currentclub: | Thrakikos Ano Mitrousi |
| Youthyears1: | 2003–2004 |
| Youthclubs1: | Thrakikos Ano Mitrousi |
| Years1: | 2004–2009 |
| Years2: | 2009–2011 |
| Years3: | 2011 |
| Years4: | 2011–2012 |
| Years5: | 2012–2013 |
| Years6: | 2013–2014 |
| Years7: | 2014–2018 |
| Clubs1: | Panserraikos |
| Clubs2: | Ergotelis |
| Clubs3: | → Doxa Drama (loan) |
| Clubs4: | Fokikos |
| Clubs5: | Panserraikos |
| Clubs6: | AEL |
| Clubs7: | Panserraikos |
| Caps1: | 27 |
| Caps2: | 1 |
| Caps3: | 16 |
| Caps4: | 13 |
| Caps5: | 28 |
| Caps6: | 0 |
| Caps7: | 103 |
| Caps8: | 20 |
| Caps10: | 5 |
| Caps11: | 12 |
| Goals1: | 0 |
| Goals2: | 0 |
| Goals3: | 2 |
| Goals4: | 2 |
| Goals5: | 0 |
| Goals6: | 0 |
| Goals7: | 0 |
| Goals8: | 1 |
| Goals10: | 0 |
| Goals11: | 1 |
| Pcupdate: | 19:54, 21 April 2019 (UTC) |
| Clubs8: | Doxa Kato Kamila |
| Years8: | 2019–2020 |
| Clubs9: | Megas Alexandros Orfani |
| Years9: | 2020–2022 |
| Clubs10: | Ethnikos Sidirokastro |
| Years10: | 2022–2023 |
| Clubs11: | Thrakikos Ano Mitrousi |
| Years11: | 2023– |
Georgios Siakkas (Greek, Modern (1453-);: Γεώργιος Σιάκκας; born March 23, 1988) is a Greek footballer who plays as a midfielder for Serres FCA club Thrakikos Ano Mitrousi.
Born in Mitrousi, Serres, Siakkas began playing football with local side Panserraikos in the Beta Ethniki.