Historic figures: G
- Thomas Gainsborough (1727-1788) - 18th century artist
- Galen (c.130 AD - c.210 AD) - ancient Roman medical pioneer
- Galileo Galilei (1564-1642) - Italian Renaissance scientist, philosopher
- Mohandas Gandhi (1869 - 1948) - 20th century leader of India's independence movement
- Elizabeth Garrett Anderson (1836 - 1917) - Britain's first qualified female doctor
- Marcus Garvey (1887 - 1940) - 20th century civil rights activist
- Elizabeth Gaskell (1810 - 1865) - Victorian novelist
- Charles de Gaulle (1890 - 1970) - 20th century French general, president, national hero
- David Lloyd George (1863-1945) - statesman, World War One prime minister
- George I (1660 - 1727) - first Hanoverian king of Great Britain
- George II (1683 - 1760) - 18th century king of Great Britain, expanded British empire
- George III (1738 - 1820) - 18th century king of the United Kingdom, lost the American colonies
- George IV (1762 - 1830) - 19th century king of the United Kingdom, patron of architecture
- St George (?-303) - patron saint of England
- George V (1865 - 1936) - king of the United Kingdom during World War One
- George VI (1895 - 1952) - king of the United Kingdom during World War Two
- William Gilbert (1544 - 1603) - 16th century scientist, pioneer of magnetism
- William Ewart Gladstone (1809 - 1898) - Victorian Liberal prime minister
- Owain Glyn Dwr (c.1355 - c.1415) - led medieval Welsh revolt against England
- Lady Godiva (? - c.1067) - semi-mythical Anglo-Saxon heroine
- Mikhail Gorbachev (1931 - ) - The last leader of the Soviet Union
- General Charles Gordon (1833 - 1885) - Victorian military hero, killed at Khartoum
- Francisco Goya (1746-1828) - 18th-19th century Spanish artist
- Lady Jane Grey (1537 - 1554) - 16th century queen of England, reigned for nine days
- Che Guevara (1928 - 1967) - Cuban revolutionary leader