Chillon refers to Chillon Castle on the homonymous island in Switzerland. In the vicinity are:
Fort de Chillon, a twentieth-century fortification adjacent to Chillon Castle Viaduc de Chillon, a motorway viaduct overlooking Chillon Castle
Chillon may also refer to:
Chillón, a municipality in Spain Chillón River, a river in Peru Alberto Chillon, an Italian rugby union player