There Is No Official Record of Founder In Germany. Germany As a Nation did not exist before 1871 as it was Populated by German Speakers within different kingdoms under a German Confederation.
Both Prussia and Austria have non-german territories outside the confederation even though they are members. The Germans had fought the idea of a united German nation during the March revolution of 1848 but failed as both Austria and Prussia wanted to remain in power.
Bismarck utilized this idea and fought three wars against Denmark, Austria, and France to secure their interests within the German Confederation and united the various German people under a new German empire Centered in Berlin.