Amalthea

Amalthea may refer to:
 * Amalthea (mythology), the foster-mother of Zeus in Greek mythology
 * Amalthea (moon), a moon of Jupiter
 * MV Amalthea, a cargo ship
 * 113 Amalthea, a main-belt asteroid
 * Amalthea Cellars, a winery in New Jersey, United States
 * Cumaean Sibyl or Amalthea, a priestess presiding over the Apollonian oracle at Cumae, a Greek colony near Naples, Italy
 * Amalthea, a ship bombed by Anton Nilson in 1908
 * Lady Amalthea, a character in The Last Unicorn