Theodorus Cornelis Michael Josephus (Theo) van de Klundert (27 February 1936 – 6 December 2024) was a Dutch economist, and Professor of Economics at Tilburg University.

Born in Herwen en Aerdt, van de Klundert received his PhD (cum laude) in 1962 at Tilburg University under supervision of Dirk Bernard Joseph Schouten with a thesis entitled "Groei en inkomensverdeling" (Growth and Income Distribution).

After his graduation, van de Klundert started working at the Staatsmijnen in Limburg (State Mining Corporation) for a short time.

Van de Klundert became a member of the Royal Netherlands Academy of Arts and Sciences in 1994.

According to Van Gemert et al. (1989) his scientific work was dominated by the four themes "(1) growth and income distribution, (2) capital theory, resource economics and trade, (3) controversies between Keynesians and neoclassicists, and (4) open economy macroeconomics.