Count Johan of Oldenburg was a noble figure from the House of Oldenburg, a prominent royal family in Northern Europe. He was born in the late 15th century and played a significant role in the politics of his time, particularly in the region of Denmark and Norway. His lineage is connected to various European royal families, which highlights the importance of dynastic alliances during that era. Johan's contributions included efforts to strengthen the influence of the Oldenburg family in the Scandinavian territories. His legacy is reflected in the continued prominence of the House of Oldenburg, which has produced several monarchs, including those of Denmark and Norway.