Eberhard I, Count of the Mark

Eberhard was a German nobleman. He was Count of Mark from 1277 until his death. He was the son of Engelbert I, Count of the Mark and Kunigunde of Blieskastel, daughter of Count Henry I of Blieskastel. He is numbered Eberhard I of the House of La Marck or sometimes Eberhard II, after Eberhard I, Count of Berg-Altena.