An Esperantist () is a person who speaks, reads or writes Esperanto. According to the Declaration of Boulogne, a document agreed upon at the first World Esperanto Congress in 1905, an Esperantist is someone who speaks Esperanto and uses it for any purpose. Lists of famous Esperantists Important Esperantists Muztar Abbasi, Pakistani scholar, patron in chief of PakEsA, translated the Qur'an and many other works into Esperanto William Auld, eminent Scottish Esperanto poet and nominee for the Nobel Prize in Literature Julio Baghy, poet, member of the Academy of Esperanto and "Dad" ("Paĉjo") of the Esperanto movement Henri Barbusse, French writer, honorary president of the first congress of the Sennacieca Asocio Tutmonda Kazimierz Bein, "Kabe", prominent Esperanto activist and writer who suddenly left the Esperanto movement Émile Boirac, French writer and first president of the Esperanto language committee (later the Academy of Esperanto) Antoni Grabowski, Polish chemical engineer, the father of Esperanto poetry Lou Harrison, American composer of Esperanto music and translator of Sanskrit texts into Esperanto Julia Isbrücker, Dutch Esperantist Boris Kolker, Esperantist scholar and key member of the Academy of Esperanto Georges Lagrange, French Esperantist writer John Edgar McFadyen, Scottish theologist and linguist Frederic Pujulà i Vallés, pioneer of Esperanto in Spain Sándor Szathmári, leading figure of Esperanto literature L. L. Zamenhof, Polish ophthalmologist, inventor of Esperanto Politicians Kazimierz Badowski, member of the Communist Party of Poland, promoted Esperanto as part of Trotskyist movement Richard Bartholdt, U.S. Representative from Missouri Robert Cecil, 1st Viscount Cecil of Chelwood, one of the architects of the League of Nations, awarded the Nobel Peace Prize Parley Parker Christensen, Utah and California politician Willem Drees, Dutch politician, Prime Minister of the Netherlands (1948–1958) Heinz Fischer, President of the Republic of Austria Małgorzata Handzlik, Polish member of the European Parliament Ho Chi Minh, president of North Vietnam Jean Jaurès, French politician. He proposed to the International Socialist Congress at Stuttgart in 1907 the use of Esperanto for the information diffused by the Brussels Office of the organization. Franz Jonas, President of the Republic of Austria, Secretary of the Austrian Laborist Esperantist League and founder of Internacio de Socialistaj Esperantistoj ("International of Socialist Esperantists") Graham Steele, Canadian lawyer, author, and former politician Josip Broz Tito, head of state of Yugoslavia Writers Anna Löwenstein, British Esperantist, writer, teacher Nadija Hordijenko Andrianova, Ukrainian writer and translator Maria Angelova, Bulgarian poet Ba Jin, prolific Chinese novelist and chairman