Who was Margaretha Zelle better known as?

Margaretha Zelle was born 7 August 1876, in Leeuwarden, Netherlands. She was the eldest of four children of Adam Zelle (2 October 1840 – 13 March 1910) and his first wife Antje van der Meulen (21 April 1842 – 9 May 1891). She was better known by her stage name Mata Hari. She was a Dutch exotic dancer and courtesan who was convicted of being a spy for Germany during World War I and executed by firing squad in France.

The Frisian museum in Leeuwarden, Netherlands, contains a "Mata Hari Room". Included in the exhibit are two of her personal scrapbooks and an oriental rug embroidered with the footsteps of her fan dance. Located in Mata Hari's native town, the museum is well known for research into the life and career of Leeuwarden's world-famous citizen. The largest ever Mata Hari exhibition has been opened in the Museum of Friesland on 14 October 2017, one hundred years after her death.