Kotaro Suzumura (鈴村 興太郎, Suzumura Kōtarō, born 7 January 1944, in Tokoname, Aichi, Japan) is a Japanese economist and professor emeritus of Hitotsubashi University. He graduated from Hitotsubashi University in 1966. His research interests have included social choice theory and welfare economics.He was also a Fellow of the Econometric Society.
Suzumura, Kōtarō (1983). Rational choice, collective decisions, and social welfare. Cambridge Cambridgeshire New York: Cambridge University Press. ISBN 9780521122559. Suzumura, Kōtarō (1995). Competition, commitment, and welfare. Oxford New York: Clarendon Press. ISBN 9780198289142. Suzumura, Kōtarō; Basu, Kaushik; Pattanaik, Prasanta (1995). Choice, welfare, and development: a festschrift in honour of Amartya K. Sen. Oxford New York: Clarendon Press Oxford University Press. ISBN 9780198287896. Suzumura, Kōtarō; Sen, Amartya; Arrow, Kenneth J. (1996). Social choice re-examined: proceedings of the IEA conference held at Schloss Hernstein, Berndorf, near Vienna, Austria. 2 (1st ed.). New York, N.Y: St. Martin's Press. ISBN 9780312127398. Suzumura, Kōtarō; Sen, Amartya; Arrow, Kenneth J. (2002). Handbook of social choice and welfare. Amsterdam Boston: Elsevier. ISBN 9780444829146. Suzumura, Kōtarō; Bossert, Walter (2009), "Rational choice on general domains", in Kanbur, Ravi; Basu, Kaushik, Arguments for a better world: essays in honor of Amartya Sen | Volume I: Ethics, welfare, and measurement, Oxford New York: Oxford University Press, pp. 103–135, ISBN 9780199239115. Journal articles
Suzumura, Kōtarō; Pattanaik, Prasanta K. (April 1996). "Individual rights and social evaluation: a conceptual framework". Oxford Economic Papers. Oxford University Press. 48 (2): 194–212. 
