The term ‘Prince’ occupies a remarkably varied terrain in the depth-psychological corpus, functioning simultaneously as ego-symbol, Self-symbol, puer aeternus figure, and archetypal hero-in-formation. Von Franz’s sustained analysis of Saint-Exupéry’s Little Prince establishes the most theoretically dense usage: the prince as an impure symbol combining incarnated childish shadow with the transcendent, unincarnated Self — appearing and disappearing at the threshold of human consciousness. Kalsched extends this into trauma theory through Prince Lindworm, where the prince-as-monster externalizes the daimonic defense system of a psyche catastrophically contaminated by the dark side of the Self. In fairy-tale exegesis more broadly, the prince functions as the ego-hero whose encounters with animal helpers (wolf, salmon, raven), shadow-opponents, and devil-figures stage the drama of individuation. Parallel traditions — Tibetan hagiography’s Lotus-Born Prince renouncing worldly happiness, Shakespeare’s ‘weary Prince Henry’ negotiating the tension between princely greatness and common humanity — expand the term into the phenomenology of royal vocation versus authentic selfhood. Across these positions, the Prince marks the liminal figure who must traverse ordeal, relationship, and renunciation before the Self can be fully realized; the chief tension is between the prince as ego-ideal (sovereignty, achievement) and prince as puer — bright, unrealized, and resistant to the weight of incarnation.