Sidonia (disambiguation)

Sidonia is a feminine given name. It may also refer to:


 * 579 Sidonia, an asteroid
 * USS Sidonia (AKA-42), a U.S. Navy attack cargo ship
 * Order of Sidonia, a chivalric order for women instituted by the Kingdom of Saxony
 * Sidonie (Brumov-Bylnice), a district of Brumov-Bylnice, Czech Republic
 * Sidonia, Tennessee, Weakley County, Tennessee
 * Fromont and Risler, also titled Sidonie, an 1874 French novel
 * Sidonia, a starship in Knights of Sidonia, a Japanese manga series by Tsutomu Nihei