Ascania

Ascania may refer to:


 * House of Ascania, a German noble family who ruled the Duchy of Anhalt in Saxony and other territories, including Saxony and Brandenburg
 * Ascania Island, an island in the Cyclades near Santorini
 * Lake Ascania by Nicaea, now known as Lake İznik in Bursa Province, Turkey
 * Askania-Nova, a biosphere reserve in Kherson Oblast, Ukraine
 * RMS Ascania (1911), originally laid down as the Gerona for the Thomson Line in 1911, wrecked off Newfoundland on 13 June 1918
 * RMS Ascania (1923), a Cunard liner that became the armed merchant cruiser HMS Ascania in World War II.