Listen to Variations on an Original Theme, Op. 36 "Enigma": Variation IX. Nimrod online. Variations on an Original Theme, Op. 36 "Enigma": Variation IX. Nimrod is an Instrumental language song and is sung by London Symphony Orchestra and Sir Adrian Boult. Variations on an Original Theme, Op. 36 "Enigma": Variation IX. Nimrod, from the album The Classic Experience - 135 of the greatest classical tracks, was released in the year 2012. The duration of the song is 3:54. Download Instrumental songs online from JioSaavn.