1st millennium in music

1st millennium BC in music – 1st millennium in music – 11th century in music

Events

 * ca. 150 – Claudius Ptolemaeus writes his treatise Harmonics
 * ca. 510 – Boethius writes De institutione musica as one part of his "quadrivium"
 * ca. 635 – Isidore of Seville compiles the Etymologiae
 * ca. 795–800 – Tonary of St Riquier, the earliest Western source organized according to the eight Gregorian modes, borrowed from the Byzantine octoechos system
 * 9th century – Notker the Stammerer explains the supplementary letters for neumatic notation in his Epistola ad Lantbertum
 * ca. 850 – Aurelian of Réôme writes the earliest extant medieval treatise on music, Musica disciplina
 * ca. 890 – compilation of the Musica enchiriadis, the earliest known treatise on polyphony
 * ca. 900 – compilation of the Scolica enchiriadis, a commentary on the Musica enchiriadis
 * ca. 908–915 – Regino of Prüm writes De harmonica institutione, the first full tonary for the texts of the liturgy, at St. Martin of Trier

Compositions

 * ca. 1st century – Seikilos epitaph, the oldest surviving complete piece of music
 * late 3rd century – Oxyrhynchus hymn, the earliest known Christian hymn to contain both lyrics and musical notation
 * 387 – Te Deum, early Christian hymn
 * ca. 6th–7th century – Jieshi Diao Youlan No. 5, Chinese guqin melody, oldest extant substantial written melody
 * ca. 9th–10th century – Gregorian chants first used (see list of Gregorian chants)
 * 884 – Liber Hymnorum completed by Notker the Stammerer at the Abbey of Saint Gall in Switzerland

Births

 * ca. 83 – Claudius Ptolemaeus
 * ca. 480 – Anicius Manlius Severinus Boethius
 * ca. 767/772 – Ishaq al-Mawsili
 * ca. 840 – Notker the Stammerer
 * ca. 850 – Hucbald
 * ca. 850 – Tuotilo

Deaths

 * 161 – Claudius Ptolemaeus
 * ca. 524 – Anicius Manlius Severinus Boethius
 * 4 April 636 – Isidore of Seville
 * 864 – Hartmann of Saint Gall
 * ca. 890 – Ratpert of Saint Gall
 * 915 – Regino of Prüm
 * 27 April 915 – Tuotilo
 * 6 April 919 – Notker the Stammerer
 * 20 June 930 – Hucbald of St. Amand