William IV

William IV was King of the United Kingdom of Great Britain and Ireland and King of Hanover from 26 June 1830 until his death in 1837. The third son of George III, William succeeded his elder brother George IV, becoming the last king and penultimate monarch of Britain's House of Hanover.

21 August 1765

Born on the same birth day (21 August): Addison Farmer • Afonso VI of Portugal • Augustin-Louis Cauchy • Blossom Rock • Clarence Williams III • Craig Counsell • Friz Freleng • Giacomo F. Maraldi • Herman Badillo • Jim McMahon • Jodie Meeks • John Wetteland • Kostas Giannidis • Loretta Devine • Ross Thomas (actor)

Born in the same month (August 1765): Petrobey Mavromichalis