His eldest son George IV.
Not a lot because George IV was on throne from 1820-1830. He died 26 June 1830. George II reigned from 1727-1760
George III (1738-1820) was succeeded by his eldest son George IV (1762-1830). Since George IV had no surviving children the throne passed to his younger brother, the third son of George III, William IV (1765-1837). George III's second son died before he inherited the throne. He was Prince Frederick, Duke of York and Albany (1763-1827).
George III was king in 1810, however by this time he had gone completely mad and his son, Prince George, later, George IV, was ruling in his name.
George IV or Henry VIII
His Grandson King George III.
King George IV was on the throne before King William IV.
George IV of Georgia was born in 1191.
George IV of Guria died in 1726.
George IV died in 1830 and was succeeded by William IV
The cast of George Hamilton IV - 1975 includes: George Hamilton IV as Host
George I, George II, George III, George IV, William IV, Victoria
George Patton IV was born on December 24, 1923.
George Hamilton IV was born on July 19, 1937.
George Hamilton IV was born on July 19, 1937.
John George IV was born on October 18, 1668.
George IV of Georgia died on 1222-01-18.