Moderate Socialists (Persian: اجتماعیون اعتدالیون, romanized: Ejtemāʿīyūn-e eʿtedālīyūn) or simply Moderates Party (Persian: فرقه اعتدالیون), was a political party in Qajari Persia and one of the two major parties of the constitutional period alongside its parliamentary rival Social Democratic Party–Democrat Party. It was Iran's first right-wing political party.