640s

Millennium: 1st millennium
Centuries: 6th century7th century8th century
Decades: 610s 620s 630s640s650s 660s 670s
Years: 640 641 642 643 644 645 646 647 648 649
Categories: Births – Deaths – Architecture
Establishments – Disestablishments

The 640s decade ran from January 1, 640, to December 31, 649.

Events and trends