He previously served as de jure Leader of the Official Opposition in the Hellenic Parliament from 2023 to 2024.

Sokratis Famellos was born on 27 March 1966 in Athens, but was raised in Thessaloniki.

[1] He was reelected for the constituency in 2019 and served as the Alternative Minister for the Environment and Energy from November 2016 to July 2019.

[2] Following the defeat of Syriza in the June 2023 Greek legislative election and the resignation of Alexis Tsipras as party chairman, on 3 July 2023 Famellos was elected as chairman of the Syriza parliamentary group.

[3] Prior to the 2023 Syriza leadership election, there was speculation that Famellos would be a candidate, which he denied.