Southeastern Europe is where Greece is located.
Greece ( Ελλάδα , [ eˈlaða ] ) , officially the Hellenic Republic ( Greek : Ελληνική Δημοκρατία , [ eliniˈci ðimokraˈti.a ] ) , historically also known as Hellas ( Ἑλλάς , [ heˈlas ] , modern pronunciation Ellás ) , is a country in southeastern Europe , with a population of approximately 11 million as of 2015 .