Elf Cup may refer to:

Fungi

• Sarcoscypha coccinea, a fungus also known as the "scarlet elf cup"
• Geopyxis carbonaria, a fungus also known as the "charcoal loving elf-cup"
• Helvella leucomelaena, a fungus commonly known as the "white-footed elf cup"

Other

• Elf Cup, a character of Toad Patrol
• ELF Cup, an international football tournament organized by Northern Cyprus Football Federation (KTFF)