10th-century composers

Byzantine Emperor

Benedictine monk and musician

benedictine monk, second abbott of Cluny

French Christian bishop, (960-1028 CE)

thumb|Hucald's Musica, page 125 in the Codex 169(468) from the Abbey library of Saint Gall Hucbald ( – 20 June 930; also Hucbaldus or Hubaldus) was a Benedictine monk active as a music theorist, poet, composer, teacher, and hagiographer. He was long associated with Saint-Amand Abbey, so is often known as Hucbald of St Amand. Deeply influenced by Boethius' De Institutione Musica, Hucbald's (De) Musica, formerly known as De harmonica institutione, aims to reconcile ancient Greek music theory and the contemporary practice of Gregorian chant with the use of many notated examples. Among the leading

thumb|Two ivory tablets attributed to Tuotilo

Roman Catholic bishop, hagiographer, church music composer

Christian abbot, theologian, and historian

composer

Benedictine monk and physician (900-975) (c.900-975)