Ælfthryth of Wessex ^{1 2 3 4}

   Other names for Ælfthryth were Ælflaeda, Ælfreda, Elfleda, Elfrida Countess of Flanders and Ethelswith of Wessex.

  Research Notes:

From Wikipedia - Ælfthryth, Countess of Flanders

Ælfthryth, also known as Elfrida, (died 929), was the last child of Alfred the Great , the Saxon King of England and his wife Ealhswith . She had four or five siblings, including KingEdward the Elder and Ethelfleda .

Ælfthryth married Baldwin II (d. 918), Count of Flanders . One of their descendants, Matilda of Flanders (d. 1083), would go on to marry William the Conqueror , therefore starting the Anglo-Norman line of Kings of England . Through her descendant, Henry I of England , she is also a direct ancestor of the current monarch of the United Kingdom of Great Britain and Northern Ireland , Elizabeth II .

  Death Notes:

Ancestral Roots has d. 7 June 929 and d. 9 June 929

Ælfthryth married Baldwin II Count of Flanders and Artois, son of Baldwin I Count of Flanders and Judith Princess of France, in 884. (Baldwin II Count of Flanders and Artois was born about 864 in Flanders, (Belgium) and died on 10 Sep 918.)