a British physicist, and the winner of the Nobel Prize in Physics in 1917 for his work in X-ray spectroscopy and related areas in the study of X-rays (Roentgen rays)

a German-Danish painter and printmaker. He was one of the first oil painting and watercolor painters of the early 20th century to explore color.

a Bohemian mathematician, logician, philosopher, theologian and Catholic priest of Italian extraction, also known for his liberal views.

a French psychologist who invented the first practical IQ test, the Binet–Simon test.

a Russian novelist, short story writer, poet, playwright, translator and popularizer of Russian literature in the West.

a French sculptor and painter during the Second Empire under Napoleon III