Person

Lothair III, Holy Roman Emperor

1075–1137 · 12th century · Also known as Lothair of Supplinburg

Lothair III, Holy Roman Emperor, was Duke of Saxony from 1106, King of Germany from 1125 and emperor from 1133. As duke he granted Holstein and Stormarn to Adolf I of Schauenburg in 1111 and encouraged expansion against the Slavs east of the Elbe. His alliance with the Welfs shaped German politics after his death.

Lothair III, Holy Roman Emperor
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Mentioned in 1 profile

Duchy of SaxonyGovernance

Mentioned in 2 state histories

County of SchaumburgCounty of Holstein

See also

Cite this entry
APA
The Epoch Institute. (2026). Lothair III, Holy Roman Emperor. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/lothair-iii-holy-roman-emperor
MLA
“Lothair III, Holy Roman Emperor.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/lothair-iii-holy-roman-emperor. Accessed .
Chicago
The Epoch Institute. “Lothair III, Holy Roman Emperor.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/lothair-iii-holy-roman-emperor.
Harvard
The Epoch Institute (2026) ‘Lothair III, Holy Roman Emperor’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/lothair-iii-holy-roman-emperor (Accessed: ).

Last reviewed October 2026Random entry ↻