Fairy Cup may refer to:
The object in Fairy cup legends Fungi Humaria hemisphaerica, or "hairy fairy cup", or "brown-haired fairy cup" Bisporella citrina, or "yellow fairy cups" Peziza praetervisa, or "purple fairy cup" Peziza violacea, or "violet fairy cup" Any of the lichenized fungi of the genus Xanthoria
See also Elf Cup (disambiguation) Faerie cake Pixie cup