Dušan D. Repovš (born November 30, 1954) is a Slovenian mathematician from Ljubljana, Slovenia. He graduated in 1977 from the University of Ljubljana. He obtained his PhD in 1983 from Florida State University with thesis Generalized Three-Manifolds with Zero-Dimensional Singular Set written under the direction of Robert Christopher Lacher. He held a fellowship from the Research Council of Slovenia and a Fulbright scholarship.