Maria Cristina de' Medici
Maria Cristina de 'Medici (24 August 1609 – 9 August 1632) was a Tuscan princess and the first born child of Cosimo II de' Medici, Grand Duke of Tuscany. Born physically disabled and possibly mentally disabled, she died unmarried in 1632.
Source: Wikipedia — Maria Cristina de' Medici (CC BY-SA 4.0)