Patrick Cokayne Keely (January 14, 1901 - October 26, 1970), also known as 'Patou', was a British graphic illustrator best known for his vibrant World War II (1939 - 1945) propaganda posters. Keely was born in Nottingham, England. He was a self-taught artist whose work is distinctive for its rich bold color blocks and simple straight-forward messaging. He designed posters for London Transport and Southern Railways. During World War II, he worked mostly for the British Ministry of Information and the Dutch government-in-exile. Little else is known of his life. He died in London in 1970.