Parents Friedrich II Duke Swabia Agnes Countess of Saarbrucken Date of Birth 1135 Place of Birth Saarbrucken, Rheinland, Germany Date of Death 8 Nov 1195 Source(s) http://homepages.rpi.edu/~holmes/Hobbies/Genealogy2/ps13/ps13_112.htm https://en.wikipedia.org/wiki/Conrad,_Count_Palatine_of_the_Rhine