Erich Eyck (1878 – 23 June 1964) was a German historian. He was born in Berlin and studied to become a lawyer. Before the First World War one of his clients was the Russian Marxist revolutionary Anatoly Lunacharsky. In 1928 he was elected to the Berlin Town Assembly, standing as a Democrat. Eyck also wrote articles for the Vossische Zeitung. However, following the rise of Adolf Hitler, Eyck emigrated to Britain in 1937, living in Boars Hill, Berkshire and Hampstead, London. He took British nationality after 1945.