Giacomo Carissimi (Italian pronunciation: ['d?a?komo ka'rissimi] (listen); baptized 18 April 1605 – 12 January 1674) was an Italian composer and music teacher.
He is one of the most celebrated masters of the early Baroque or, more accurately, the Roman School of music.
Carissimi established the characteristic features of the Latin oratorio and was a prolific composer of motets and cantatas.
He was highly influential in musical developments in north European countries through his pupils and the wide dissemination of his music.