1) Ancient Greek theatre 
In the theatre of ancient Greece, the chorêgos (pl. chorêgoi; χορηγός, Greek etymology: χορός `chorus` + ἡγεῖσθαι `to lead`){#tag:ref|The Attic and Doric form was `χορᾱγός` (choragos) rather than the more usual Greek form `χορηγός` (choregos). The later forms of the word in Latin (choragus) and Italia...
(plural choregoi) in ancient Greek, the leader of a chorus; at Athens, the citizen who performs a choregia by defraying the cost for producing a chorus.
(Greek; pl. chorêgoi) Wealthy citizens who funded performances in Greek theatre.