Individual Details

Eberhard I, Count of the Mark

(1255 - 1308)

According to Wikipedia:

Eberhard I (c. 1255–1308) was a German nobleman. He was Count of the Mark from 1277 until his death. He was the son of Engelbert I, Count of the Mark en Cunigonde of Blieskastel.
In 1277, Count Herman of Lohn abducted Eberhard's father Count Engelbert I, Count of the Mark near Tecklenburg and imprisoned him in the Castle of Bredevoort, where he later died. In 1278 Eberhard took revenge and conquered the castle.
Eberhard also participated in the alliance against the Electorate of Cologne and gained the independence of the County of Mark from the Archbishop of Cologne after the victory in the Battle of Worringen in 1288. He also obtained Brakel, Westhofen and Waltrop.
Marriage and children[edit]

Eberhard married with:
Irmgard of Berg († 1294), daughter of Adolf VII of Berg
Mary of Loon, daughter of Arnold V of Loon, and had:
Margaret, married in 1299 Gerard of Katzenelnbogen († 1312)
Cunigonde, married in 1320 Diederich of Heinsberg-Blankenburg († 1361)
Irmgard
Engelbert II (1275–1328)
Koenraad († 1353), married Elisabeth of Cleves.
Catharine, abbess of Froendenberg
Adolph II of La Marck, Prince-bishop of Liège († 1344)
Richarda, married John III of Reifferscheidt-Bedburg
Johanna, married Philip IV of Reifferscheidt-Wildenberg
Engelbert I, lord of Loverdal

Events

Birth1255
Death1308

Families

SpouseIrmgard of Berg ( - )
ChildEngelbert II, Count of the Mark (1275 - 1328)
FatherEngelbert I of the Mark ( - 1277)
MotherKunigunde of Blieskastel ( - 1265)
SiblingAgnes of the Mark (1258 - )