| Giorgos Petreas | |
| Nationality: | Greek |
| Birth Date: | 19 November 1986 |
| Birth Place: | Kalamata, Greece |
| Height: | 2.01 m |
| Weight: | 92 kg |
| Spike: | 342 cm |
| Block: | 320 cm |
| Position: | Middle Blocker |
| Currentclub: | Panathinaikos |
| Currentnumber: | 7 |
| Years: | 2002–2005 2005–2006 2006–2007 2007–2008 2008–2010 2010–2011 2011–2012 2012–2014 2014–2017 2017–2020 2020–2021 2021–2022 2022– |
| Teams: | GE Messinias Aris Thessaloniki PAOK Thessaloniki Iraklis Thessaloniki Aris Thessaloniki Panathinaikos Athens Olympiacos Piraeus  Narbonne Volley Gazélec AjaccioOlympiacos Piraeus Stade Poitevin PoitiersPAOK Thessaloniki Panathinaikos Athens |
| Nationalyears: | 2008– |
| Nationalteam: |  Greece (149) |
| Medaltemplates-Expand: | yes |
Georgios Petreas (Γιώργος Πετρέας; born 19 November 1986, in Kalamata, Greece) is a Greek male volleyball player.[1] He is the captain of the Greece men's national volleyball team.[2] On club level he plays for Panathinaikos.