Egidius, sometimesMagister Egidius, (c. 1350-1400?) is anars subtilior composer found in theChantilly Codex and theModena Codex. Works attributed to "Egidius" in theChantilly Codex comprise theballadesRoses et lis[1] andCourtois et sage, dedicated toPope Clement VII inAvignon.[2] He is potentially identifiable withEgidius de Murino, a composer and music theorist active at the same time.[3]
Egidius de Aurelia (Egidius of Orleans), composer of "Alma Polis / Axe poli cum artica" is thought to be a different composer.