Piglet, the diminutive of the word pig, may refer to:

  • Piglet (animal), the young of the domestic pig
  • Banded piglet squid (Helicocranchia pfefferi), a small squid species
  • Moss piglet, an alternative name for a tardigrade, a microscopic, water-dwelling, segmented animal with eight legs
  • Roasted piglet, a Serbian dish of roast meat (not necessarily pork)
  • Suckling pig, a farmed piglet raised on mother's milk, and then slaughtered for food
  • Piglet (video gamer), nickname of Chae Gwang-jin, Korean professional League of Legends player