Iryna Sushko (born 1967) is a Ukrainian mathematician who works as a senior research fellow in the Institute of Mathematics of the National Academy of Sciences of Ukraine and as a visiting professor at the Kyiv School of Economics.
Her research concerns nonlinear dynamical systems and their applications in economics and radio engineering.
She earned a master's degree in cybernetics from the Taras Shevchenko National University of Kyiv in 1989.
After postgraduate study at the National Academy of Sciences of Ukraine, she earned a candidate (PhD) degree in physics and mathematics in 1993,[1] supervised by Oleksandr Mykolayovych Sharkovsky.
[1] Sushko is the co-author of Continuous and Discontinuous Piecewise-Smooth One-Dimensional Maps: Invariant Sets and Bifurcation Structures (with Viktor Avrutin, Laura Gardini, and Fabio Tramontana, World Scientific, 2019)[3] She is also a co-editor of several edited volumes, including Oligopoly and Complex Dynamics: Models and Tools (Springer, 2002), Business Cycle Dynamics: Models and Tools (Springer, 2006),[1] and Global Analysis of Dynamic Models for Economics, Finance and Social Sciences (Springer, 2013).