Chrismon may refer to:

• Chrismon, a Christogram
  • Chrismon, the Chi Rho monogram
• Signum manus or Chrismon, the medieval European practice of signing a document or charter with a special type of monogram or royal cypher
• Chrismon, a type of Christmas decoration, such as a Chrismon tree
• Chrismon (magazine), a German Lutheran magazine

• Chrisma (disambiguation)