Otto IV of Schaumburg

Otto IV of Schaumburg (1517 – 21 December 1576) was a German nobleman.

However, with respect to his elder brothers Cologne's Archbishop-Electors Adolphus III (reg.

These areas remained Lutheran throughout the Counter-Reformation and into modern times.

Otto first married Mary (*1527–1554*), daughter of Duke Barnim XI of Pomerania-Stettin.

Elisabeth Ursula and Otto had two daughters and one son:

Grave monument for Otto IV and his two wives in St. Martini Church in Stadthagen .