Rigoberta Menchú (born 1959) is a K'iche' political and human rights activist from Guatemala.

Menchu or Menchú may also refer to:

• 9481 Menchú, a main-belt asteroid named after Rigoberta Menchú
• Menchu Álvarez del Valle (born 1928), Spanish radio journalist and grandmother of the Queen of Spain, Letizia Ortiz Rocasolano
• Menchu Lauchengco-Yulo (born 1963), Filipino musical theatre actress

• Bernstein-Mahler cycle
• Bernstein of Leigh v. Skyviews & General Ltd
• Bernstein of Leigh v Skyviews & General Ltd
• Bernstein Plays Brubeck Plays Bernstein
• Bernstein Polynomials
• Bernstein problem
• Bernstein problem in differential geometry
• Bernstein problem in mathematical genetics
• Bernstein Research
• Bernstein-Schroeder theorem
• Bernstein's conjecture
• Bernstein's Constant
• Bernstein's constant
• Bernstein set
• Bernstein's polynomial theorem
• Bernstein's Polynomial Theorem
• Bernstein's problem
• Bernstein's theorem
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• Bernsteinstrasse
• Bernstein–Mahler cycle
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