Family/Spouse: Leofric III Earl Of MERCIA. Leofric (son of Leofwine I Earl Of MERCIA and Alwara ATHELSTANSDOTTIR) was born on 14 May 978 in Chester, Cheshire, England (Mercia); died on 31 Aug 1057 in Bromley, Staffordshire, England (Mercia). [Group Sheet] [Family Chart]