スタイン・ロッカン（Stein Georg Rokkan、1921年7月4日 - 1979年7月22日）は、ノルウェーの政治学者、社会学者。
経歴 1921年、ノルウェー北部、ロフォーテン諸島生まれ。オスロ大学で博士号を取得した後、ベルゲン大学教授となる。
研究内容・業績 シーモア・リプセット（Seymour M Lipset）との共同論文で、政党システムの凍結仮説を提唱した事でも知られる。また国民国家の建設過程に「中央」と「周辺」の概念を持ち込んだ。
著書 共著 Citizens, Elections, Parties: Approaches to the Comparative Study of the Processes of Development, with Angus Campbell, Per Torsvik and Henry Valen, (Universitetsforlaget, 1970). Economy, Territory, Identity: Politics of West European Peripheries, with Derek W. Urwin, (Sage, 1983).
編著 Data Archives for the Social Sciences, (Mouton, 1966). Comparative Research across Cultures and Nations, (The Hague Mouton, 1968).
共編著 Comparing Nations: the Use of Quantitative Data in Cross-national Research, co-edited with Richard L. Merritt, (Yale University Press, 1966). Party Systems and Voter Alignments: Cross-national Perspectives, co-edited with Seymour Martin Lipset, (Free Press, 1967). （序論の翻訳「クリヴィジ構造、政党制、有権者の連携関係」、加藤秀治郎・岩淵美克編『政治社会学』第5版、一藝社、2013、所収） International Guide to Electoral Statistics, co-edited with Jean Meyriat, (Mouton, 1969). National Elections in Western Europe, co-edited with Jean Meyriat, (Mouton, 1969). Quantitative Ecological Analysis in the Social Sciences, co-edited with Mattei Dogan, (MIT Press, 1969). Social Ecology, co-edited with Mattei Dogan, (MIT Press, 1969). Mass Politics: Studies in Political Sociology, co-edited with Erik Allardt, (Free Press, 1970). Imagination and Precision in the Social Sciences: Essays in Memory of Peter Nettl, co-edited with T. J. Nossiter and A. H. Hanson, (Faber & Faber, 1972). Building States and Nations, co-edited with S. N. Eisenstadt, (Sage, 1973). Locational Approaches to Power and Conflict, co-edited with Kevin R. Cox and David R. Reynolds, (Sage, 1974). Sociological Praxis: Current Roles and Settings, co-edited with Elisabeth Crawford, (Sage, 1976). The Politics of Territorial Identity: Studies in European Regionalism, co-edited with Derek W. Urwin, (Sage, 1982).