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
William IV of the United Kingdom opposed efforts to bar those found guilty of adultery from remarriage. From 1791 William lived with an Irish actress, Dorothea Bland, better known by her stage name, Mrs. Jordan, the title "Mrs." being assumed at the start of her stage career to explain an inconvenient pregnancy and "Jordan" because she had "crossed the water" from Ireland to Britain. William was part of the first generation to grow to maturity under the Royal Marriages Act 1772, which forbade descendants of George II from marrying unless they either obtained the monarch's consent or, if over the age of 25, gave twelve months'