William FitzClarence, 2nd Earl of Munster William FitzClarence, 2nd Earl of Munster William FitzClarence, 2nd Earl of Munster, (19 May 1824 – 30 April 1901), styled Viscount FitzClarence from 1831 to 1842, was a British peer, and the grandson of King William IV, whom he was named after, and who died in 1837, aged almost 72, when the younger William was just 13. FitzClarence's father, George FitzClarence, 1st Earl of Munster, was an illegitimate son of King William IV by his long-time mistress Dorothea Jordan. Therefore, the second Earl of Munster was the great-grandson of King George III and first cousin once-removed of Queen Victoria. His
Sophia Dorothea of Celle Duke of Brunswick-Lüneburg by his long-term mistress, Eleonore d'Esmier d'Olbreuse (1639–1722), Countess of Williamsburg, a Huguenot lady, the daughter of Alexander II d'Esmiers, Marquess of Olbreuse. George William eventually married Eleonore officially in 1676 (they had been married morganatically previously). There was some talk of marriage between Sophia Dorothea and the (then) future king of Denmark, but the reigning queen was talked out of it by Sophia of Hanover (her future mother-in-law). Another engagement, to the Duke of Brunswick-Wolfenbüttel, was broken off after Duchess Sophia convinced her brother-in-law of the advantage of having Sophia Dorothea marry her cousin. This occurred