Cuan

Cuan may refer to:


 * Cuan, Seil, a village on the island of Seil, Scotland
 * Cuan Sound, Scotland
 * Angel Cuan (born 1989), Panamanian baseball player
 * Cuan McCarthy (1929–2000), South African cricketer
 * Cuan Mhuire, Irish rehabilitation organisation
 * Cúán úa Lothcháin (died 1024), Irish poet
 * St Cúan (died 752), Irish abbot
 * St. Cuan's Well, Ireland
 * St Mo Chua of Balla (died 637), also called Cuan