Hebrew meaning 'God heals' or 'God supports,' a righteous king of Judah.
Josiah comes from the Hebrew Yoshiyahu, usually interpreted as "Yahweh supports," "Yahweh heals," or "Yahweh has helped." It is one of the many ancient Hebrew names that preserve the divine element referring to the God of Israel. Its strongest historical anchor is the biblical King Josiah of Judah, remembered in the Hebrew Bible as a reforming ruler who sought to restore religious law and covenant practice.
Because of that narrative, Josiah has long been associated with renewal, moral seriousness, and youthful leadership; the king is notable for beginning his reign as a child, which gave the name a sense of precocious gravity. In English-speaking usage, Josiah was especially favored by Protestants who drew names from scripture during and after the Reformation. It became familiar in early America, particularly among Puritans and other communities that prized biblical names with strong moral overtones.
For a long time it retained a distinctly old-fashioned, rural, or ancestral quality, appearing in family trees and colonial records more often than in fashionable circles. Its modern revival reflects a broader return to antique biblical names that feel substantial without being overly common. Josiah now often reads as thoughtful and grounded, with a gentler sound than some other prophetic or royal Hebrew names.
It also benefits from literary resonance, since its cadence feels formal and lyrical at once. The result is a name both weighty and warm, carrying scriptural depth into modern life with surprising ease.