Anna Leopoldovna än´nə lyā˝əpôl´dəvnə [key] or Anna Karlovnakär´ləvnə [key], 1718–46, duchess of Brunswick-Wolfenbüttel, regent of Russia (1740–41); daughter of Charles Leopold, duke of Mecklenburg-Schwerin, and of Catherine, sister of Czarina Anna of Russia. She married the prince of Brunswick-Wolfenbüttel, and their son, Ivan VI, succeeded (1740) Anna as czar. After the deposition of Ivan by Czarina Elizabeth, Anna Leopoldovna and her husband were imprisoned. She died in childbirth.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
See more Encyclopedia articles on: Russian, Soviet, and CIS History: Biographies