Max Valentiner

Christian August Max Ahlmann Valentiner
Max Valentiner
Born	(1883-12-15)15 December 1883 Tondern, Kingdom of Prussia
Died	19 July 1949(1949-07-19) (aged 65) Sønderborg, Denmark
Allegiance	German Empire  Nazi Germany
Service/branch	Imperial German Navy  Kriegsmarine
Years of service	1902–19 1940–45
Rank	Kapitän zur See
Commands	U-10, 1 July 1911 – 1 April 1914 U-3, 23 August 1914 – 27 October 1914 U-38, 5 December 1914 – 15 September 1917 U-157, 22 September 1917 – 20 July 1918
Battles/wars	U-boat Campaign (World War I)
Awards	Rettungsmedaille Order of the Crown 4th class Knight's Cross with Swords of the Royal House Order of Hohenzollern Pour le Mérite

Captain Christian August Max Ahlmann Valentiner (15 December 1883 – 19 July 1949) was a German U-boat commander during World War I. He was the third highest-scoring U-boat commander of the war, and was awarded the Pour le Mérite for his achievements.

He was also listed as a war criminal by the Allies, for killing hundreds of civilians by sinking the passenger liner Persia without warning on 30 December 1915, contrary to international law.