Nelson Silveira

Brazilian Esperantist

Jewish doctor, linguist, and the creator of Esperanto

Spanish politician

Russian esperantist

Scottish poet, author, translator

Francophone Swiss Esperantist, historian, university professor, author, journalist and peace activist

264th pope of the Catholic Church

German poet, philosopher, historian, and playwright

Hungarian actor, author, novelist, poet, publisher and Esperantist

Polish chemical engineer

Russian Esperantist

English playwright and poet

Hungarian author and explorer

Writer of Esperanto literature

Swedish Esperantist

4th-century Christian saint

French Esperantist professor and linguist