Entry 1 sense Webster, 1913 Doyen /(dwä`yäN")/ · Doy·en · IPA /ˈdɔɪ.ən/ 01 n. Lit., a dean; the senior member of a body or group; as, the doyen of French physicians. 1. Lit., a dean; the senior member of a body or group; as, the doyen of French physicians.