Prince Wilhelm Victor of Prussia

Prince Wilhelm Victor of Prussia (; 15 February 1919 – 7 February 1989) was a German royal, soldier and diplomat.

Life Prince Wilhelm Victor was a grandson of Emperor Wilhelm II and the youngest child of Prince Adalbert of Prussia (1884–1948) and Princess Adelheid "Adi" of Saxe-Meiningen (1891–1971). His father, Prince Adalbert carried also the title "Graf von Lingen". He forfeited his rights of succession as a result of his unequal marriage. His only surviving sister, Princess Viktoria Marina (1917–1981) married Kirby William Patterson (1907–1984).

Marriage Prince Wilhelm Victor married at Donaueschingen 20 July 1944 Marie Antoinette, Countess of Hoyos-Stichsenstein (Hohenthurm, 27 June 1920 – Marbella 1 March 2004), daughter of Friedrich, Count of Hoyos-Stichsenstein (1876–1951) and Countess Wilhelmine von Wuthenau-Hohenthurm (1895–1983), niece of Sophie, Duchess of Hohenberg. They had the following issue:

Princess Marie Louise Marina Franziska of Prussia (b. 18 September 1945) she married Count Rudolf (Rudi) of Schönburg-Glauchau on 19 May 1971. They have two children: Countess Sophie Anastasia Wilhelmine Marie Antoinette of Schönburg-Glauchau (b. 17 May 1979) she married Carles Andreu Alacreu on 21 September 2013. They have two children: Rudi Federico Nicolas Alacreu y Schönburg-Glauchau (b. 12 September 2017) Carlota Alacreu y Schönburg-Glauchau (b. 6 May 2019) Count Friedrich Wilhelm Simeon Dionysius Joachim Rudolf Maria Adelbert of Schönburg-Glauchau (b. 27 April 1985) Prince Adalbert Alexander Friedrich Joachim Christian (born Konstanz 4 March 1948), who married at Glentorf 14 June 1981 Eva Maria Kudicke (born Shahi, Iran 30 June 1951); They have three sons: Prince Alexander Friedrich Wilhelm-Viktor Marcus of Prussia (b. 3 October 1984), he married Jenny von Rumohr (b. 15 December 1985) on 14 February 2020. Prince Christian Friedrich Wilhelm Johannes of Prussia (b. 3 July 1986) Prince Philipp Heinrich Adalbert Günther of Prussia (b. 3 July 1986), he married Aline von Alvensleben on 27 September 2024, descendant of Count Albrecht von Alvensleben-Schönborn (1848–1928) Princess Coralie of Prussia (b. 2025)

Death Prince Wilhelm Viktor died on 7 February 1989 at age 69. He is buried alongside his wife in Nordfriedhof, Munich, Germany.