| Consort: | yes |
| Carlos Ruspoli y Álvarez de Toledo | |
| Full Name: | Carlos Luís Ruspoli y Álvarez de Toledo |
| Succession: | 3rd Duke of Sueca |
| Predecessor: | Carlota Godoy and Bourbon |
| Successor: | Prince Carlos Ruspoli |
| Succession1: | 3rd Duke of Alcudia |
| Predecessor1: | Prince Adolfo Ruspoli |
| Successor1: | Prince Carlos Ruspoli |
| Reign: | 1886–1936 |
| Reign1: | 1914–1936 |
| House: | Ruspoli |
| Father: | Prince Adolfo Ruspoli |
| Mother: | Rosalia Álvarez de Toledo y Silva-Bazán |
| Birth Date: | 1 March 1858 |
| Birth Place: | Madrid, Spain |
| Death Place: | Madrid, Spain |
Don Carlos Luis (Carlo Luigi) Ruspoli y Álvarez de Toledo, de Godoy (di Bassano) y Silva-Bazán, dei Principi Ruspoli (1 March 1858 – 10 November 1936) was a Spanish aristocrat, son of Adolfo Ruspoli y Godoy, 2nd Duke of Alcudia, and wife Dona Rosalia Álvarez de Toledo y Silva-Bazán, de Palafox-Portocarrero y Téllez-Girón.
He was 3rd Duke of Sueca (Letter of 31 March 1887), 3rd Duke of Alcudia (Letter of 25 February 1915), with a Coat of Arms of de Godoy, and 17th Count of Chinchón with a Coat of Arms of de Borbón (Letter of 31 March 1887), three times Grandee of Spain First Class and 4th Count of Évoramonte in Portugal de Juro e Herdade with Honours of Relative both in succession of his father,[1] Senator of the Realm by his own right, etc. And Prince of the Holy Roman Empire.
He married firstly at San Sebastián, on 5 December 1896, his cousin Doña María del Carmen Caro y Caro, Álvarez de Toledo y Gomurcio (Madrid, 18 May 1856/1865 – Madrid, 24 April 1907), daughter of Don Carlos Caro y Álvarez de Toledo, de Salas y Palafox, Count of Caltavuturo and wife and cousin Doña María de la Encarnación Caro y Gomurcio, Caro y Ugarte-Barrientos, both of the Dukes of Montalto, Marquesses of La Romana, etc., descendants of Pedro Caro y Sureda, 3rd marqués de La Romana, and had three children:
He married secondly in Madrid, 2 July 1911 Doña Josefa Pardo y Manuel de Villena (Madrid, 13 February 1869 – ?), widow of don José de Agrella y ..., ... y ..., daughter of Don Arturo Pardo y de Inchausti, ... y ..., 9th Consort Count of Via Manuel Grandee of Spain First Class, Knight of the Sovereign Military Order of Malta, maestrante of Zaragoza, and wife Dona María Isabel Manuel de Villena y Álvarez de las Asturias-Bohórques, de Bambalere y Guiráldez, 9th Countess of Via Manuel, 13th Marchioness of Rafal, Marchioness of Puebla de Rocamora, Countess of la Granja, 5th Baroness of Monte Villena, Grandee of Spain First Class, without issue.