**Hendrik Pieter (Henk) Barendregt** (born 18 December 1947, "Amsterdam)^{[1]} is a Dutch "logician, known for his work in "lambda calculus and "type theory.

Barendregt studied "mathematical logic at "Utrecht University, obtaining his master's degree in 1968 and his PhD in 1971, both *"cum laude*, under "Dirk van Dalen and "Georg Kreisel. After a postdoctoral position at "Stanford University, he taught at "Utrecht University.

Since 1986, Barendregt has taught at "Radboud University Nijmegen, where he now holds the Chair of Foundations of Mathematics and Computer Science. His research group works on Constructive Interactive Mathematics. He is also Adjunct Professor at "Carnegie Mellon University, Pittsburgh, USA. He has been a visiting scholar at Darmstadt, "ETH Zürich, Siena, and Kyoto.

In 1997 Barendregt was elected member of the "Royal Netherlands Academy of Arts and Sciences.^{[2]} On 6 February 2003 Barendregt was awarded the "Spinozapremie for 2002, the highest scientific award in the Netherlands.^{[3]} In 2002 he was knighted in the "Orde van de Nederlandse Leeuw.

Barendregt received an honorary doctorate from "Heriot-Watt University in 2015.^{[4]}

- H.P. Barendregt (1985).
*The Lambda Calculus — Its Syntax and Semantics*. Studies in Logic and the Foundations of Mathematics.**103**. Amsterdam: North-Holland. "ISBN "0-444-87508-5. — See Errata - Toyama, Y. and "Klop, J.W. and Barendregt, H.P. (1989). "Termination for the Direct Sum of left-Linear Term Rewriting Systems (Preliminary Draft)". In "Nachum Dershowitz.
*"Rewriting Techniques and Applications, 3rd Int. Conf., RTA-89*. "LNCS.**355**. Springer. pp. 477–491. - Barendregt, H. (2001). "Computing and Proving (invited lecture)". In Middeldorp, A.
*Rewriting Techniques and Applications, 12th Int. Conf., RTA-01*. LNCS.**2051**. Springer. - 2013.
*Lambda Calculus with Types*, part of*Perspectives in Logic*. Cambridge University Press. "ISBN "9780521766142

**^**Erik Barendsen; Herman Geuvers; Venanzio Capretta; Milad Niqui, eds. (2007).*Reflections on Type Theory, Lambda Calculus, and the Mind — Essays Dedicated to Henk Barendregt on the Occasion of his 60th Birthday*. University Nijmegen. "ISBN "978-90-9022446-6. Here: Preface, p.5**^**"Henk Barendregt". Royal Netherlands Academy of Arts and Sciences. Retrieved 26 July 2015.**^**"NWO Spinoza Prize 2002". Netherlands Organisation for Scientific Research. 5 September 2014. Retrieved 30 January 2016.**^**"Edinburgh Campus graduations - News | Heriot-Watt University Edinburgh".*www.hw.ac.uk*. Retrieved 2016-03-24.

- Barendregt's homepage
- Author profile in the database "zbMATH