Maximilian Hugo Bettauer was a prolific Austrian writer and journalist, who was murdered by a Nazi Party follower on account of his opposition to antisemitism. He was well known in his lifetime; many of his books were bestsellers and in the 1920s a number were made into films, most notably Die freudlose Gasse, which dealt with prostitution, and Die Stadt ohne Juden, a satire against antisemitism.
Hugo Celmiņš was a Latvian politician, a public employee, agronomist, twice the Prime Minister of Latvia. Arrested and deported to the USSR after the Soviet occupation of Latvia in 1940, imprisoned in Moscow's Lefortovo Prison. On 30 July 1941 shot and buried in the mass graves of Kommunarka shooting ground. Hugo Celmiņš was one of those who developed agrarian reform in Latvia.
Hugo Maurice Julien Claus was a leading Belgian author who published under his own name as well as various pseudonyms. Claus' literary contributions spanned the genres of drama, the novel, and poetry; he also left a legacy as a painter and film director. He wrote primarily in Dutch, although he also wrote some poetry in English. He won the 2000 International Nonino Prize in Italy.
Hugo Gernsback was a Luxembourgish–American editor and magazine publisher, whose publications included the first science fiction magazine, Amazing Stories. His contributions to the genre as publisher were so significant that, along with the novelists H. G. Wells and Jules Verne, he is sometimes called "The Father of Science Fiction". In his honor, annual awards presented at the World Science Fiction Convention are named the "Hugos".
Hugo Grotius, also known as Huig de Groot and Hugo de Groot, was a Dutch humanist, diplomat, lawyer, theologian, jurist, statesman, poet and playwright. A teenage prodigy, he was born in Delft and studied at Leiden University. He was imprisoned in Loevestein Castle for his involvement in the controversies over religious policy of the Dutch Republic, but escaped hidden in a chest of books that was transported to Gorinchem. Grotius wrote most of his major works in exile in France.