Ἱππόλοχος (Ancient Greek) comes from Ancient Greek ἵππος, from Proto-Hellenic íkkʷos, from Proto-Indo-European h₁éḱwos, from Proto-Indo-European h₁oh₁ḱu- — swift.
Ancestry of “Ἱππόλοχος”, step by step
Ἱππόλοχος traces back through two separate lines of ancestry.