Dmitri Mendeleyev was a prominent Russian chemist in the late 19th century. He is best known for his work in developing the periodic table of elements, a system which organized the known elements into a logical and predictive arrangement. Synonyms for the name Dmitri Mendeleyev include Dmitri Ivanovich Mendeleev, Dmitry Mendeleev and Dimitri Mendeleyeff. He made significant contributions to the field of chemistry, including the discovery of periodic law and the prediction of new elements. His legacy can still be seen today, with the periodic table used in classrooms and laboratories around the world.