Serre's conjecture may refer to:

Quillen–Suslin theorem, formerly known as Serre's conjecture Serre's conjecture II, concerning the Galois cohomology of linear algebraic groups Serre's modularity conjecture, concerning Galois representations Serre's multiplicity conjectures in commutative algebra Ribet's theorem, formerly known as Serre's epsilon conjecture

See also Jean-Pierre Serre