The Church of Saint Alphonus of Liguori (Chiesa di Sant'Alfonso di Liguori all'Esquilino in Italian) is a rectory church located on the Via Merulana on the Esquiline Hill of central Rome's Vth prefecture, Italy, and a titular church for a Cardinal-priest under the name Santissimo Redentore e Sant'Alfonso in Via Merulana (Church of the Most Holy Redeemer and Saint Alphonse).