Comte de Salemi (son of Princesse Lætitia and nephew of the bridegroom);
Prince d’Udine;
Duc de Pistoie;
Duc de Bergame (son of the Duc de Gênes); and
M. de Borchgrave (Belgian Chargé d’Affaires at Rome).
The witnesses at the religious ceremony were Prince Philippe de Saxe-Coburg and Prince Ernest de Ligne—representing the King of the Belgians; Prince Louis Napoleon, and the Duc d’Aoste (the former representing his brother, and the last attending as proxy for the King of Italy).
Other witnesses were—
For Prince Napoleon: M. Thouvenel, Marquis de Girardin, Baron de Serlay, Prince Aymon de Lucinge, Lieutenant-Colonel Nitot, Baron Antoine de Brimont, and Monsieur H. Beneyton (His Imperial Highness’s Private Secretary).
For Princesse Clémentine: Comtesse d’Ursel, Baronne d’Hoogworst, Mlle. de Bassompierre (all three Belgian ladies), General Daelman (Belgian chevalier d’honneur), and Mlle. de Bassano (a French lady).[176]
The dames d’honneur of Queen Marguerite and of Princesse Lætitia were also witnesses.