Ο William IV (William IV, 1765-1837) served as King of England and Hanover from 1830 to 1837. Born the second son of George III, he ascended the throne after the death of his brother, King George IV. Prior to his reign, he served in the Royal Navy and received the title of Duke of Clarence.

The reign of William IV was marked by important political and social changes. Under his leadership, in 1832 the Electoral Reform Act was adopted, which brought about major reforms to the electoral system in England, and in 1834 the first Labour Party was founded. However, his reign was also marked by social unrest and disputes with the House of Commons.

William IV was a Freemason and a member of the of the Royal Brunswick Lodge in London, which was associated with the Ancient Freemasons. This lodge was known for its royal connections. He was an active member of the Scottish Rite and the York Rite, holding high ranks. King was actively involved in Masonic work and was known for his liberal and progressive views.

William IV’s involvement in Freemasonry was part of his wider social and political connections and his support for the Brotherhood during his reign reflected its importance in 19th century British society.

He died in 1837 without leaving a male heir, which led to his niece Victoria taking the throne.