Raimondo Boucheron was an Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 composer, chiefly of sacred music. During his life, he was known primarily for the song "Inno per le cinque giornate". Today he is remembered as one of the contributors to the Messa per Rossini

Messa per Rossini

The Messa per Rossini is a Requiem Mass composed to commemorate the first anniversary of Gioachino Rossini's death. It was a collaboration between 13 Italian composers, initiated by Giuseppe Verdi...

, for which he wrote the Confutatis and Oro supplex of the Dies irae

Dies Irae

Dies Irae is a thirteenth century Latin hymn thought to be written by Thomas of Celano . It is a medieval Latin poem characterized by its accentual stress and its rhymed lines. The metre is trochaic...

. He also served for a time as maestro di cappella of Milan Cathedral, being succeeded in the post by Guglielmo Quarenghi

Guglielmo Quarenghi

Guglielmo Quarenghi was an Italian composer and cellist. From 1839 to 1842 he studied with Vincenzo Merighi at the Milan Conservatory. In 1850 he became principal cellist at La Scala, and in 1851 a professor at the conservatory. Along with Luigi Felice Rossi and Alberto Mazzucato, Quarenghi formed...

.

Reference

• Biography at Answers.com