Joseph I (26 July 1678 – 17 April 1711) was Holy Roman Emperor from 1705 until his death in 1711. He was the eldest son of Emperor Leopold I from his third wife, Eleonor Magdalene of Neuburg. Joseph was crowned King of Hungary at the age of nine in 1687, and King in Germany at the age of eleven in 1690. He succeeded to the imperial throne and that of Bohemia when his father died.