Doña Joaquina Téllez-Girón y Pimentel, 2nd Countess of Osilo, iure uxoris Marchioness of Santa Cruz (Spanish: Doña Joaquina Téllez-Girón, marquesa de Santa Cruz; 21 September 1784 – 17 November 1851) was a Spanish courtier. She served as the Camarera mayor de Palacio for Isabella II of Spain in 1834-1841 and a second time in 1843-1847.
Life and career
She was the daughter of Pedro Téllez-Girón, 9th Duke of Osuna and María Josefa Pimentel, 12th Countess-Duchess of Benavente.
In 1801, she married José Gabriel de Silva-Bazán y Waldstein, the future Marquess of Santa Cruz.
She is known as the subject of an 1805 portrait by Francisco José de Goya y Lucientes, a family friend.
In 1834 she was appointed Aya de las Infantas as well as Camarera mayor de Palacio to the minor queen, Isabella II, and her sister.
