| Giorgos Koltzos | |
| Fullname: | Georgios Koltzos |
| Birth Date: | 13 September 1976 |
| Birth Place: | Aridaia, Greece |
| Height: | 1.750NaN0 |
| Position: | Defender |
| Years1: | 1993–1998 |
| Clubs1: | Athinaikos |
| Caps1: | 89 |
| Goals1: | 1 |
| Years2: | 1998–2002 |
| Clubs2: | Paniliakos |
| Years3: | 2002–2003 |
| Clubs3: | Apollon Kalamarias |
| Caps3: | 25 |
| Goals3: | 0 |
| Years4: | 2003–2005 |
| Clubs4: | Kerkyra |
| Years5: | 2005–2006 |
| Clubs5: | OFI Crete |
| Caps5: | 11 |
| Goals5: | 0 |
| Years6: | 2007–2008 |
| Clubs6: | Veria |
| Caps6: | 26 |
| Goals6: | 1 |
| Years7: | 2008–2011 |
| Clubs7: | Levadiakos |
| Caps7: | 78 |
| Goals7: | 1 |
| Years8: | 2011–2012 |
| Clubs8: | Thrasyvoulos |
| Caps8: | 7 |
| Goals8: | 0 |
| Pcupdate: | 17 July 2010 |
| Managerclubs1: | Panakrotiriakos |
| Manageryears1: | 2019 |
| Managerclubs2: | Platanias U19 |
| Manageryears2: | 2020 |
| Managerclubs3: | Platanias |
| Manageryears3: | 2020–2021 |
| Managerclubs4: | Rodos (assistant) |
| Manageryears4: | 2021–2022 |
| Managerclubs5: | Rodos (caretaker) |
| Manageryears5: | 2022 |
Giorgos Koltzos (Γιώργος Κόλτζος; born 13 September 1976) is a retired Greek footballer, who played as a defender.
Koltzos began playing football with the youth side of Athinaikos F.C. and joined the club's professional team in July 1993. He would spend five seasons in the Greek Superleague with Athinaikos before moving to Paniliakos F.C. in October 1998. Koltzos spent three more seasons in the Superleague with Paniliakos before the club was relegated to the Beta Ethniki.[1]
Koltzos played for Leeds United as a trialist and played for the reserves against Barnsley in October 2006, although did not get a contract with the club.[2]