Leonid Andreevich Pastur (Ukrainian: ?????? ?????????? ??????, Russian: ?????? ????????? ??????) (born 21 August 1937) is a Ukrainian mathematical physicist and theoretical physicist, known in particular for contributions to random matrix theory, the spectral theory of random Schrödinger operators, statistical mechanics, and solid state physics (especially, the theory of disordered systems).
Currently, he heads the Department of Theoretical Physics at the B Verkin Institute for Low Temperature Physics and Engineering.