Sidner

Sidner is a surname. Notable people with this surname include:
 * Anders Sidner (musician) (1815–1869), Swedish musician
 * Anders Sidner (priest) (1788–1852), Swedish priest
 * Candace Sidner, American computer scientist
 * Hedwig Sidner (1852–1929), Swedish teacher
 * Ludvig Sidner (1851–1917), Swedish military officer
 * Sara Sidner (born 1972), American journalist