Greek deity, daughter of Perseus and Asteria (said to be originally Thracian), later identified as an aspect of Artemis, early 15c., from Latinized form of Greek Hekatē, usually said to be the fem. of hekatos "far-shooting" (but Beekes prefers a Pre-Greek origin). In English literature associated since Shakespeare ("I Henry VI," III.ii.64) with witches and sorcery. Related: Hecatean.
<a href="https://www.etymonline.com/word/Hecuba">Etymology of Hecuba by etymonline</a>
Harper, D. (n.d.). Etymology of Hecuba. Online Etymology Dictionary. Retrieved $(datetime), from https://www.etymonline.com/word/Hecuba