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Millennium:	2nd millennium
Centuries:	10th century – 11th century – 12th century
Decades:	1010s 1020s 1030s – 1040s – 1050s 1060s 1070s
Years:	1040 1041 1042 1043 1044 1045 1046 1047 1048 1049
Categories:	Births – Deaths – Architecture Establishments – Disestablishments

The 1040s decade ran from January 1, 1040, to December 31, 1049.

[edit] Events and trends

[edit] Significant people

• King Macbeth of Scotland (d. 1057)
• Godwin, Earl of Wessex (d. 1053)
• El Cid (b. 1040)
• Yaroslav I the Wise