Empress Elisabeth of Austria
Elisabeth (Elisabeth Amalie Eugenie; German: [eˈliːzaˌbɛt aˈmaːliə ɔʏˈɡeːniə]; 24 December 1837 – 10 September 1898), nicknamed Sisi, was Empress of Austria and Queen of Hungary from her marriage to Franz Joseph I on 24 April 1854 until her assassination in 1898. Elisabeth was born into the Bavarian House of Wittelsbach but enjoyed an informal upbringing before marrying her first cousin, Emperor Franz Joseph I, at 16.
Source: Wikipedia — Empress Elisabeth of Austria (CC BY-SA 4.0)