The Roman Catholic Archdiocese of Cusco (Latin: Cuschen(sis)) is a Latin Metropolitan archdiocese with see in the city and old Inca imperial capital of Cusco, in Peru.

[1][2] Its Cathedral archiepiscopal see is the Cathedral Basilica of the Assumption of the Virgin.

It also has a Marian Minor basilica: Basílica Nuestra Señora de las Mercedes.

Its ecclesiastical province comprises the Metropolitan's own Archdiocese and the following suffragan sees, all in Peru : (all Roman Rite) ^José Calixto Orihuela Valderrama, O.E.S.A.

(1819-1821), appointed Bishop here