The Illustrious Royal Order of Saint Januarius was founded in 1738 honours the patron saint of Naples. It is the premier Order of Knighthood of the Royal House of the Two Sicilies.
The Order is bestowed rarely and only up to a maximum of twenty worthy gentlemen professing the Catholic Faith. It is traditionally drawn from the Royal Families of Europe and the high aristocracy of the Two Sicilies. (Princes of the Royal House of the Two Sicilies are considered “supernumerary” knights).
Its earliest statutes, promulgated in 1738, establish it as a Roman Catholic institution intended to foster true chivalry and Christian brotherhood.
Currently its membership consists of:
- His Royal Highness Prince Carlo Maria of Bourbon Two Sicilies, Duke of Castro and Grand Master,
- Her Royal Highness Princess Camilla of Bourbon Two Sicilies, Duchess of Castro,
- Her Royal Highness Princess Beatrice of Bourbon Two Sicilies
- His Royal Highness Prince Francesco Maria of Bourbon Two Sicilies
- His Royal Highness Prince Gennaro Maria of Bourbon Two Sicilies
- His Royal Highness Prince Luigi Alfonso Maria of Bourbon Two Sicilies
- His Royal Highness Prince Alessandro Enrico Maria of Bourbon Two Sicilies
- His Royal Highness Prince Casimiro Maria of Bourbon Two Sicilies
- His Royal Highness Prince Antonio Maria of Bourbon Two Sicilies
- His Most Eminent Highness Frà Giacomo Dalla Torre del Tempio di Sanguinetto, 80th Prince and Grand Master of the Sovereign Military Order of Malta,
- His Most Eminent Highness Frà Matthew Festing, 79th Prince and Grand Master of the Sovereign Military Order of Malta,
- His Imperial Highness Prince Jean-Christopher Napoleon Bonaparte
- His Royal Highness Prince Vittorio Emanuele of Savoy, Duke of Savoy,
- His Royal Highness Dom Duarte, Duke of Braganza,
- His Eminence Renato Raffaele, Cardinal Martino, President Emeritus of the Pontifical Council for Justice and Peace,
- His Excellency Ambassador Count Carlo Marullo di Condojanni, Prince of Casalnuovo,
- His Excellency Duke and Count Don Ferdinando Gaetani dell’Aquila d’Aragona, Prince of Piedmont, Duke of Laurenzana, Count of Alife,
- His Excellency Duke Francesco d’Avalos, Prince of the Holy Roman Empire, Marquess of Pescara and Vasto,
- His Excellency Prince Filippo Massimo, Prince of Arsoli and Duke of Anticoli Corrado,
- His Excellency Prince Carlo Cito Filomarino, Prince of Rocca d’Aspro, Prince of Bitetto, Marquess of Torrecuso,
- His Excellency Prince Gregorio Carafa Cantelmo Stuart, Prince of the Holy Roman Empire, Prince of Roccella, Duke of Bruzzano,
- His Excellency Don Roberto Caracciolo, Duke of San Vito,
- His Excellency Prince Giovanni Battista de’Medici, Prince of Ottajano, Duke of Casalnuovo,