Original: Wilhelm II ( ; ) ( 27 January 1859 -- 4 June 1941 ) was the last German Emperor and King of Prussia ( German : Deutscher Kaiser und König von Preußen ) , ruling both the German Empire and the Kingdom of Prussia from 15 June 1888 to 9 November 1918 .
Simplified: Friedrich Wilhelm Viktor Albert von Hohenzollern , Wilhelm II of Prussia and Germany , ( January 27 1859 -- June 4 , 1941 ) was the last German Emperor and the last King of Prussia , ruling from 1888 to 1918 .