Ilya Lvovich Maizelis (Russian: Илья Львович Майзелис; 28 December, 1894 in Uman, Cherkasy Oblast, today in Ukraine – 23 December, 1978 in Moscow) was a Soviet chess player, writer, and theoretician.
He played in several Moscow city championships during the 1920s and 1930s, his best result being 4th place in 1932.
[3] He was on the editorial board of 64 from 1925 to 1930, and was executive secretary of the English-language Soviet Chess Chronicle from 1943 to 1946.
He was the author of a number of instructional works on chess, including Shakhmat' (1949, English version: "Soviet Chess Primer"), and theoretical works on the endgame.
He also translated a number of German language chess books into Russian, including Aron Nimzowitsch's My System and Emanuel Lasker's Manual of Chess.