This article is about the year 1080. For other meaning of 1080, see 1080 (disambiguation).

{| align=right cellpadding=3 id=toc style="margin-left: 15px;" Years:
1077 1078 1079 - 1080 - 1081 1082 1083 Decades:
1050s 1060s 1070s - 1080s - 1090s 1100s 1110s Centuries:
10th century - 11th century - 12th century

Events

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• William I of England, in a letter, reminds the Bishop of Rome that the King of England owes him no allegiance.
• King Alfonso VI of Castile establishes Latin liturgy in Catholic church in place of Mozarabic rite.
• Ísleifur Gissurarson, the first bishop in Iceland, dies while giving mass in Skálholt church.
• Osmund, Bishop of Salisbury, builds Devizes castle.
• The Armenian Kingdom of Cilicia gained independence after its founder, Prince Ruben, who succeeded in establishing his authority in the mountainous regions of Cilicia. This is generally held to have occurred in 1080.

Births

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• Leopold IV of Austria (d. 1141)
• Teresa of Leon, illegitimate daughter of Alfonso VI of Castile and Leon (d. 1130)

Deaths

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• April 17 - King Harald III of Denmark (b. 1041)

1080

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