Hans Jakob Christoffel von Grimmelshausen was a German author. He is best known for his 1669 picaresque novel Simplicius Simplicissimus and the accompanying Simplician Scriptures series.
Hans Järta was a Swedish administrator, revolutionary and philosopher. He helped overthrow Gustavus IV Adolphus in the Coup of 1809 and was one of the main drafters of the 1809 constitution of Sweden. From 1812 to 1822 he was County Governor of Kopparberg County. His liberal-conservative philosophy has given him the nickname "Sweden's Edmund Burke".
Hans Jonas was a German-born American Jewish philosopher, from 1955 to 1976 the Alvin Johnson Professor of Philosophy at the New School for Social Research in New York City.
Hans Alex Keilson was a German-Dutch novelist, poet, psychoanalyst and child psychologist. He was best known for his novels set during the Second World War, during which he was an active member of the Dutch resistance.
Hans Kelsen was an Austrian jurist, legal philosopher and political philosopher. He was the author of the 1920 Austrian Constitution, which with amendments is still in operation. Due to the rise of totalitarianism in Austria, Kelsen left for Germany in 1930 but was forced out of his university post after the Nazi seizure of power in 1933 because of his Jewish ancestry. That year he left for Geneva and in 1940 he moved to the United States. In 1934, Roscoe Pound lauded Kelsen as "undoubtedly the leading jurist of the time". While in Vienna, Kelsen met Sigmund Freud and his circle, and wrote on social psychology and sociology.
Hans Kirk was a Danish lawyer, journalist and celebrated author, who penned the best-selling novel of all-time in his native Denmark, The Fishermen (1928). From 1926 to 1928 he was among the contributors of Kritisk Revy, an architecture magazine. Kirk was a long-time Communist Party member in Denmark and remained active until his death. In 1941, during the German occupation, Kirk and hundreds of others were arrested without charge by the Danish police in a sweep against communists and communist sympathizers. He was imprisoned and detained at the Danish prison camp of Horserød, but managed to escape in 1943, just in time to avoid deportation to the German death camps.
Johann "Hans" Joseph Kmoch was an Austrian-Dutch-American chess International Master (1950), International Arbiter (1951), and a chess journalist and author, for which he is best known.
