late 14c., "a valiant warrior," 1650s as slang for "a blustering, turbulent, pervicacious, noisy fellow" [Johnson], both in allusion to the provocative character of Hektor, Trojan hero, oldest son of Priam and Hecuba, in the "Iliad." It represents Gk. hektor, lit. "holder, stayer;" an agent noun from
ekhein "to have, hold, possess." As a proper name, rare in England but used in Scotland to render Gael. Eachdonn.