List of Famous people born on October 11st

Joan Olivia Wyndham was a British writer and memoirist who rose to literary prominence late in life through the diaries she had kept more than 40 years earlier, which were an account of her romantic adventures during the Second World War, when she was an attractive teenager who had strayed into London's Bohemian set. Her literary reputation rests on Love Lessons (1985) and Love Is Blue (1986), two selections from her diaries which led one critic to call her "a latterday Pepys in camiknickers."

Johan Ernst Welhaven Sars was a Norwegian professor, historian, author and editor. His main work was Udsigt over den norske Historie, four volumes issued from 1873 to 1891. He co-edited the magazines Nyt norsk Tidskrift from 1877 to 1878, and Nyt Tidsskrift from 1882 to 1887. He was politically active for the Liberal Party of Norway and among the party's most central theoreticians.

Pedro de Madrazo y Kuntz was a Spanish painter, jurist, writer, translator and art critic.

Lewis Fry Richardson, FRS was an English mathematician, physicist, meteorologist, psychologist and pacifist who pioneered modern mathematical techniques of weather forecasting, and the application of similar techniques to studying the causes of wars and how to prevent them. He is also noted for his pioneering work concerning fractals and a method for solving a system of linear equations known as modified Richardson iteration.

Louis Henry was the Count Palatine of Simmern-Kaiserslautern from 1653 until 1673.