Lajos Bárdos (1 October 1899 – 18 November 1986) was a composer, conductor, music theorist, and professor of music at the Franz Liszt Academy of Music, in Budapest, Hungary, where he had previously studied under Albert Siklós and Zoltán Kodály. His younger brother, György Deák-Bárdos, was also a composerTogether with Kodály, Bárdos laid the foundations of 20th-century Hungarian choral music. From 1928 to 1967 he was a professor at the Academy, where he reformed the syllabus––emphasizing the training of choral conductors, the teaching of church music history, and instruction in music theory and prosody.