Baron Haussmann
Georges-Eugène Haussmann, commonly known as Baron Haussmann (ʒɔʁʒ øʒɛn pʁə.mje ba.ʁɔ̃, 27 March 1809 – 11 January 1891), was a French civic planner whose name is associated with the rebuilding of Paris
Haussmann's renovation of Paris
Haussmann's Renovation of Paris, or the Haussmann Plan, was a modernization program of Paris commissioned by Napoléon III and led by the Seine prefect, Baron Georges-Eugène Haussmann, between 1853 and 1870...

. He was born in Paris to a Protestant merchant from Alsace
Alsace is the fifth-smallest of the 27 regions of France in land area , and the smallest in metropolitan France. It is also the seventh-most densely populated region in France and third most densely populated region in metropolitan France, with ca. 220 inhabitants per km²...

 and the daughter of the General Georg Friedrich Dentzel from Dürckheim, who served mainly for Napoleon III.
The son of Nicolas Valentin Haussmann, a merchant, was born in Paris and educated at the College Henri IV and subsequently studied law, attending concurrently the classes at the Paris conservatory of music, for he was a good musician.