The Transcendental Études, S.139, are a set of twelve compositions for piano by Franz Liszt. They were published in 1852 as a revision of an 1837 set, which in turn were – for the most part – an elaboration of a set of studies written in 1826.

Franz Liszt was a Hungarian composer, virtuoso pianist, conductor and teacher of the Romantic period. With a diverse body of work spanning more than six decades, he is considered to be one of the most prolific and influential composers of his era, and his piano works continue to be widely performed and recorded.