In mathematics, Bernstein's theorem may refer to:
Bernstein's theorem about the Sato–Bernstein polynomial Bernstein's problem about minimal surfaces Bernstein's theorem on monotone functions Bernstein's theorem (approximation theory) Bernstein's theorem (polynomials) Bernstein's lethargy theorem Bernstein–von Mises theorem Cantor–Bernstein theorem in set theory and order theory Cantor–Bernstein–Schroeder theorem in set theory Bernstein–Kushnirenko theorem in algebraic geometry