Theodoros Barbageorgopoulos graduated from the Law School of Aristotle University of Thessaloniki in 2012 and received a Postgraduate Degree in Public Law and Political Science at the Law School of  Aristotle University in 2015 (grade: excellent).

He speaks English and German. He has been practicing law as a member of the Thessaloniki Bar Association  since October 2014 and is accredited at the Court of Appeals since 2018.

He has handled numerous administrative law cases, specializing in the areas of tax law, town planning and civil service law.