Gigas

Gigas may refer to:
 * Gigas, one of the Gigantes (Giants) in Greek mythology
 * Gigas (company), a Spanish cloud services company
 * Guigass, a snow ape like kaiju from Ultraman
 * Codex Gigas, a medieval manuscript
 * gigue or giga, a dance
 * People
 * Erwin Gigas (1899–1976), German geodesist
 * Johannes Gigas (1514–1581), German Protestant theologian, hymn writer, educator and Reformer
 * Johannes Gigas (cartographer) (1582–1637), German cartographer