Saint Cassius

Saint Cassius may refer to:


 * Cassius of Clermont, martyr, 3rd century. Martyred with Victorinus, Maximus, Anatolius, Linguinus, and others
 * Cassius of Narni, bishop of Narni, 6th century
 * Saint Cassius, companion of Saint Gereon
 * Saint Cassius, companion of Saint Castus
 * Saint Cassius (musician) American musician
 * See Carpophorus, Exanthus, Cassius, Severinus, Secundus, and Licinius for Saint Cassius