(1752–1835), English town planner and architect. He planned the layout of Regent's Park 1811–25 and Trafalgar Square 1826–c.1835, and designed the Marble Arch.
1928–2015, US mathematician; full name John Forbes Nash, Jr. He was noted chiefly for his contributions to game theory, including the development of the Nash equilibrium. Nobel Prize for Economics (1994), shared with Reinhard Selten and John Harsanyi.