Camillo Ruspoli, 2nd Prince of Candriano
Camillo dei Principi Ruspoli( 10 January 1882 – 5 September 1949), was the 2nd and last Principe di Candriano and Prince of the Holy Roman Empire, son of Emanuele Ruspoli, 1st Prince of Poggio Suasa, and second wife Laura Caracciolo dei Principi di Torella, Duchi di Lavello, Marchesi di Bella.
His maternal uncle, Giuseppe Caracciolo( 1849 – 1920), Patrizio Napolitano, married twice and without issue, was the 1st Prince of Candriano( formerly Marquis of Candriano)( 12 May 1893 – 1 October 1920).
Alexander, Prince of Erbach-Schönberg
Alexander, Prince of Erbach- Schönberg( 12 September 1872 – 18 October 1944) was the 2nd Prince of Erbach- Schönberg, eldest son of Gustav, 1st Prince of Erbach- Schönberg.
Mario Ruspoli, 2nd Prince of Poggio Suasa
Mario dei Principi Ruspoli (October 16, 1867 –
January 16, 1963) was an Italian prince, son of Emanuele Ruspoli, 1st Prince of Poggio Suasa and first wife Princess Caterina Vogoride-Conachi.
He was the 2nd Prince of Poggio Suasa and Prince of the Holy Roman Empire.
He was responsible for the brief development of Chatsworth, New Jersey as a resort in the early 20th Century.
William Albert, 1st Prince of Montenuovo
William Albert, 1st Prince of Montenuovo (8 August 18197 April 1895) was an Italian prince and Field Marshal Lieutenant of the Austrian Empire.
Lamoral, 1st Prince of Ligne
Lamoral, 1st Prince of Ligne( 19 July 1563, in Château de Belœil – 6 February 1624, in Brussels) was a diplomat in the 17th century.
Charles I de Croÿ
Charles I de Croÿ( 1455 – 1527), Count and later 1st Prince of Chimay, was a nobleman and politician from the Low Countries in the service of the House of Habsburg.
Louis-Alexandre Berthier
Louis- Alexandre Berthier( 20 November 1753 – 1 June 1815), 1st Prince of Wagram, Sovereign Prince of Neuchâtel, was a French Marshal and Vice- Constable of the Empire, and Chief of Staff under Napoleon.
Alessandro Ruspoli, 2nd Prince of Cerveteri
Alessandro, Principe Ruspoli
( December 3, 1708 – June 20, 1779) was the 2nd Principe di Cerveteri, 2nd Marchese di Riano and 7th Conte di Vignanello, son of Francesco Maria Marescotti Ruspoli, 1st Prince of Cerveteri and wife Isabella Cesi dei Duchi di Acquasparta, maternal niece of Pope Innocent XIII.
His brother was Bartolomeo Ruspoli.
Francesco Alvaro Maria Giorgio Ruspoli, 1st Duke of Morignano
" Don" Francesco Alvaro Maria Giorgio dei Principi Ruspoli( April 19, 1891 – March 2, 1970) was an Italian nobleman, the 1st Duca di Morignano, Nobile di Viterbo e di Orvieto, Patrizio Romano and Prince of the Holy Roman Empire.
Born in Rome, he was the son of Emanuele Ruspoli, 1st Prince of Poggio Suasa and third wife Josephine Mary Beers- Curtis.
Emanuele Ruspoli, 1st Prince of Poggio Suasa
Emanuele Francesco
Maria dei Principi Ruspoli, 1 Prince of Poggio Suasa
( December 30, 1837 – November 29, 1899) was an Italian and a Holy Roman Empire prince who twice served as the Mayor of Rome.

Question: Which country Camillo Ruspoli, 2Nd Prince Of Candriano's father is from?
Answer: Italian