Archduke Otto Franz Joseph of Austria

This article's lead section may be too short to adequately summarize the key points. Please consider expanding the lead to provide an accessible overview of all important aspects of the article. (December 2023)

Archduke Otto Franz Joseph
Born	(1865-04-21)21 April 1865 Graz, Austrian Empire
Died	1 November 1906(1906-11-01) (aged 41) Vienna, Austria-Hungary
Burial	Imperial Crypt
Spouse	Princess Maria Josepha of Saxony ​ ​ (m. 1886)​
Issue	Charles I of Austria Archduke Maximilian Eugen
Names German: Otto Franz Joseph Karl Ludwig Maria von Österreich English: Otto Francis Joseph Charles Louis Maria of Austria
House	Habsburg-Lorraine
Father	Archduke Karl Ludwig of Austria
Mother	Princess Maria Annunziata of Bourbon-Two Sicilies

Archduke Otto Franz Joseph Karl Ludwig Maria of Austria (21 April 1865 – 1 November 1906) was the second son of Archduke Karl Ludwig of Austria (younger brother of Emperor Franz Joseph I of Austria) and his second wife, Princess Maria Annunziata of Bourbon-Two Sicilies. He was the father of Charles I of Austria, the final Emperor of Austria.