This article does not cite any references or sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. (December 2009)

Millennium:	1st millennium
Centuries:	8th century – 9th century – 10th century
Decades:	820s 830s 840s – 850s – 860s 870s 880s
Years:	850 851 852 853 854 855 856 857 858 859
Categories:	Births – Deaths – Architecture Establishments – Disestablishments

The 850s decade ran from January 1, 850, to December 31, 859.

[edit] Events and trends

• 850–859: Christian "Martyr Movement" in Córdoba, Spain.

[edit] Significant people

• Charles the Bald
• Louis the German
• Lothar
• Ethelwulf of Wessex
• Bardas
• Kenneth I of Scotland
• Halfdan the Black
• Abu Ja'far Muhammad ibn Musa al-Khwarizmi
• Pope Joan