Baron Theophil Edvard von Hansen (German: [ˈteːofiːl fɔn ˈhanzn̩]; original Danish name: Theophilus Hansen, pronounced [tsʰe̝oˈfiːlus ˈhænˀsn̩]; 13 July 1813 – 17 February 1891) was a Danish architect who later became an Austrian citizen. He became particularly well known for his buildings and structures in Athens and Vienna, and is considered an outstanding representative of Neoclassicism and Historicism.[1]