Princess Oskar of Prussia, Countess of Ruppin (born Countess Ina-Marie Helene Adele Elise von Bassewitz-Levetzow, 27 January 1888 â 17 September 1973) was a German aristocrat and the wife of Prince Oskar of Prussia.
Countess Ina-Marie Helene Adele Elise von Bassewitz-Levetzow was born on 27 January 1888 at Bristow, Mecklenburg, Germany, as the second child and the youngest daughter of Count carl Heinrich Ludwig von Bassewitz-Levetzow (1855-1921) and his wife, Countess Margarete Cäcilie Luise Alexandrine Friederike Susette von der Schulenburg (1864-1940). Her brother was Count Werner von Bassewitz-Levetzow, a highly decorated Oberst der Reserve in the Wehrmacht during World War II.
On 31 July 1914 she married Prince Oskar of Prussia, son of Emperor Wilhelm II and his wife Augusta Viktoria of Schleswig-Holstein-Sonderburg-Augustenburg. Both the civil and religious ceremonies took place at SchloÃÂ Bellevue in Berlin, Prussia. Initially the union was considered morganatic, but on 3 November 1919 was decreed to be dynastic in accordance with the house laws of the royal House of Hohenzollern. Prior to her marriage, on 27 July 1914, Ina-Marie had also gained the title Countess of Ruppin, and from 21 June 1920, was titled Princess of Prussia with the style Royal Highness. The couple had four children:
Princess Ina-Marie of Prussia, Countess von Ruppin, died in Munich, Bavaria, on 17 September 1973. She was buried two days later, on 19 September 1973, in the Hohenzollern Castle, Baden-Württemberg, Germany.