Matilda of Boulogne was a noblewoman born around 1105, known for her role as the wife of Stephen of Blois, who became King of England. She was the daughter of Eustace III, Count of Boulogne and Mary of Scotland. Matilda played a significant part in the political landscape of 12th-century England, particularly during the Anarchy, a civil war between her husband and Empress Matilda, the daughter of Henry I of England. As queen consort, Matilda supported her husband's claim to the throne and was involved in various military campaigns. She was known for her resilience and leadership, especially during sieges and battles. Matilda of Boulogne's legacy is marked by her contributions to the stability of the English crown during a tumultuous period in history.