St Aloysius (disambiguation)

St Aloysius, or Aloysius Gonzaga, is a 16th-century Italian Jesuit seminarian and saint.

St Aloysius may also refer to:


 * St. Aloysius Catholic Church (disambiguation)
 * St Aloysius Church (disambiguation)
 * St Aloysius' College (disambiguation)
 * St Aloysius school (disambiguation)