Seydewitz

Seydewitz is a surname of:


 * Carl Christian Seydewitz (1777–1857), German-Danish portrait painter and officer


 * Ernst von Seydewitz (1852–1929), Saxon politician and saxon finance minister
 * Max Seydewitz (1892–1987), German politician (SPD, SAPD and SED)
 * Otto von Seydewitz (1818–1898), Prussian politician, member of Reichstag