Aloysius Patrick Martinich (born June 28, 1946) is an American analytic philosopher and is the Roy Allison Vaughan Centennial Professor of Philosophy and Professor History at University of Texas at Austin. His area of interest is the nature and practice of interpretation; history of modern philosophy; the philosophy of language and religion and the history of political thought. He is considered a foremost authority on Thomas Hobbes.
- Thomas Hobbes, Computatio sive Logica: Part One of De Corpore, translation and commentary, New York: Abaris Books, 1981.
- The Philosophy of Language (Critical Concepts in Philosophy), New York: Oxford University Press, 1985 (sixth edition edited with David Sosa, 2012).
- Philosophical Writing: An Introduction, Englewood Cliffs, N.J.: Prentice-Hall, 1989; second edition Oxford: Blackwell Publishers, 1996.
- The Two Gods of Leviathan: Thomas Hobbes on Religion and Politics, Cambridge: Cambridge University Press, 1992.
- Thomas Hobbes Perspectives on British History, London: Macmillan, 1997.
- Hobbes: A Biography, New York: Cambridge University Press, 1999.
- A Companion to Analytic Philosophy, edited with David Sosa, Oxford: Blackwell, 2001.
- Leviathan: Parts I and II, Peterborough,Ont.: Broadview Press, 2002; revised edition with Brian Batiste, 2011.
- Hobbes (The Routledge Philosophers), New York: Routledge, 2005.
- Early Modern Philosophy: Essential Readings with Commentary, Malden: Blackwell Readings in the History of Philosophy, 2007.
- Much Ado About Nonexistence: Fiction and Reference (with Avrum Stroll), Lanham, MD: Rowman & Littlefield, 2007.