Giovanni Battista Fiorini was an Italian painter of the late-Renaissance period.
He was a native of Bologna. He was active at the close of the 16th century, and died subsequently to 1595. He is chiefly known as a coadjutor of Cesare Aretusi, with whom he painted several pictures at Bologna and Brescia, and distinguished himself especially as a good designer. Among his works:
This article incorporates text from the article "FIORINI, Giovanni Battista" in Bryan's Dictionary of Painters and Engravers by Michael Bryan, edited by Robert Edmund Graves and Sir Walter Armstrong, an 1886–1889 publication now in the public domain.