Askold Georgievich Khovanskii (Russian: Аскольд Георгиевич Хованский; born 3 June 1947, Moscow) is a Russian and Canadian mathematician currently a professor of mathematics at the University of Toronto, Canada.

His research is in the development of the theory of toric varieties and Newton polyhedra in algebraic geometry.

He obtained his Ph.D. from Steklov Mathematical Institute in Moscow under the supervision of Vladimir Arnold.

In his Ph.D. thesis, he developed a topological version of Galois theory.

Among his graduate students are Olga Gel'fond, Feodor Borodich, H. Petrov-Tan'kin, Kiumars Kaveh,[2] Farzali Izadi, Ivan Soprunov,[3] Jenya Soprunova,[4] Vladlen Timorin,[5] Valentina Kirichenko,[6] Sergey Chulkov, V. Kisunko, Mikhail Mazin,[7] O. Ivrii, K. Matveev, Yuri Burda, and J. Yang.