Hezakiah is a variant of Hezekiah, from Hebrew meaning “Yahweh strengthens.”
Hezakiah is an alternate spelling of Hezekiah — חִזְקִיָּה in Hebrew — meaning 'God strengthens' or 'Yahweh is my strength,' composed of chazaq (to be strong, to strengthen) and Yah (the divine name). It is among the most historically significant names in the Hebrew Bible, carried by one of Judah's most celebrated kings. Hezekiah reigned in Jerusalem around 715–686 BCE and is depicted in both the Books of Kings and Chronicles as a reformer who destroyed the high places of idol worship, cleaned and reopened the Temple, and restored the Passover celebration on a national scale.
His story intersects with some of the most dramatic moments in ancient Near Eastern history: the Assyrian siege of Jerusalem under Sennacherib, during which Hezekiah's prayer — according to the biblical account — resulted in the miraculous destruction of the Assyrian army. He also built the famous Siloam Tunnel, a 533-meter underground water channel carved through bedrock to secure Jerusalem's water supply in wartime; the tunnel still exists today and an inscription from its original construction was discovered in 1880. Archaeological evidence of his reign is unusually rich for the biblical period.
The name was used by Puritan families in colonial America, who favored Old Testament names for their children, and it experienced modest revivals among families seeking deep scriptural roots. The alternate spelling Hezakiah gives the name a slightly more personal, less institutional feel while preserving all of its resonance. It is a name that asks to be taken seriously.