Conrad I, Count of Luxembourg

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Seal of Conrad I of Luxembourg. The Latin inscription on the border of the seal reads: CONRARDVS COMES DE LVCELEMBVRCH

Conrad I (c. 1040 – 8 August 1086), Count of Luxembourg, was the first count of Luxembourg (1059–1086), succeeding his father Giselbert of Luxembourg.

He was embroiled in an argument with the archbishop of Trier as to the abbaye Saint-Maximin in Trier which he had avowed. The archbishop excommunicated him and Conrad had to make honourable amends and set out on pilgrimage for Jerusalem to have his excommunication lifted.[1] He died in Italy on the return journey.

He founded many abbeys:

Marriage and issue[edit]

Around 1075 he married Clementia (1060 - 1142), suggested to have been daughter of Pierre-Guillaume VII, duke of Aquitaine and of Ermesinde. They had :

  • Matilda (1070 † ), married Godefroy (1075 † ), Count of Bleisgau
  • Henry III († 1086), Count of Luxembourg
  • Rudolph († 1099), abbot of Saint-Vannes at Verdun
  • Conrad, cité en 1080
  • Adalbero, (d. 1098 in Antioch), Archdeacon of Metz, travelled to the Holy Land as part of the army of Godfrey of Bouillon, where he was executed by the Turks
  • Ermesinde (1075 † 1143), married
    1. in 1096 to Albert II († 1098), count of Egisheim and of Dagsbourg,
    2. in 1101 to Godefroy (1067 † 1139), count of Namur. They were parents of Henry IV of Luxembourg
  • William I (1081 † 1131), Count of Luxembourg


Conrad I, Count of Luxembourg
Born: 1040 Died: 8 August 1086
Preceded by
Count of Luxembourg
Succeeded by
Henry III