Patrons, mentors, friends, acquaintances
Duke Johann Friedrich of Hannover was a convert to Catholicism and specifically requested that Steensen be made a bishop and that he come and serve at his court in Celle.
Creator: Johann Hulsmann
On his way to Celle Steensen was the guest of nuntius Pallavicini in Cologne.
Gottfried Wilhelm von Leibniz was a counsellor and librarian to duke Johann Friedrich. He encouraged Steensen to resume his study of anatomy, but in vain.
Creator: Christoph Bernhard Francke
In Münster Steensen served as auxiliary bishop under prince bishop Ferdinand II von Furstenburg.