Category:Léon Daniel de Joannis

**Leon de Joannis**
	French entomologist and ichthyologist
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	Wikispecies
Date of birth	18 April 1803; Savigny-en-Véron
Date of death	3 January 1868; Poitiers
Country of citizenship	France;
Educated at	École polytechnique;
Occupation	naval officer; draughtsman; entomologist; ichthyologist;
Position held	director (Laboratoire Angevin de Mécanique, Procédéset innovAtion);
Mother	Sophie-Céleste-Eléonore de Sapinaud de La Rairie;
Child	Joseph de Joannis;
Award received	Knight of the Legion of Honour;
Authority file
	Q21340296; ISNI: 0000000079703825; VIAF ID: 9980404; Bibliothèque nationale de France ID: 13005884v, 14970327k; IdRef ID: 085803103; Léonore ID: LH//1367/4; RKDartists ID: 366742
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