Kaziah is likely related to Keziah, the Hebrew biblical name meaning cassia, a fragrant spice tree.
Kaziah is a spirited variant of the ancient Hebrew name Keziah (also spelled Kezia), whose roots reach back to the Old Testament. The name derives from the Hebrew word for cassia, a fragrant spice harvested from the bark of a tree related to cinnamon. In the Book of Job, Keziah is the name of Job's second daughter, born after his trials had ended — making her a symbol of renewal and divine blessing.
The cassia connection lent the name an exotic, aromatic quality that resonated across cultures for centuries. Keziah found notable bearers throughout history, including Keziah Hopkins, a colonial-era figure in Rhode Island, and it enjoyed quiet popularity among Puritan and Quaker families in 17th- and 18th-century England and America who favored its biblical pedigree. The poet John Keats had a mother named Frances Jennings Keats who was often called Fanny, but Keziah appeared regularly in the family trees of literary England.
The Kaziah spelling — with its bold K and soft ending — is a thoroughly modern flourish that gives this ancient name renewed energy. It reflects the contemporary naming trend of preserving meaningful roots while reshaping a name's visual personality. Parents today are drawn to Kaziah for its rarity, its whispered connection to warmth and spice, and its quiet power as a name with genuine historical depth that still manages to feel entirely fresh.