Saïd Amir Arjomand (bahasa Persia: سعید امیر ارجمند) adalah seorang cendekiawan Iran-Amerika yang berprofesi sebagai Profesor Sosiologi di Universitas Stony Brook, Long Island, serta Direktur Stony Brook Institute for Global Studies. Ia memperoleh gelar Ph.D. dari Universitas Chicago pada tahun 1980.
Constitutionalism and Political Reconstruction, edited with an introduction, Leiden: E.J. Brill, 2007.
Rethinking Civilizational Analysis, edited with Edward A. Tiryakian, London: Sage Publishers, 2004.
The Shadow of God and the Hidden Imam: Religion, Political Organization and Societal Change in Shi'ite Iran from the Beginning to 1890, the University of Chicago Press, 1984
The Turban for the Crown. The Islamic revolution in Iran, Oxford University Press, 1988
The Political Dimensions of Religion, edited with an introduction, State University of New York Press, 1993.