Giovanni Battista Fontana (1589–1630) was an early Baroque Italian composer and violinist.
Fontana was born in Brescia, and worked there and in Rome, Venice, and Padua.
Giovanni Battista Reghino to his posthumously published 18 (sometimes incorrectly stated 12)[where?]
sonatas (Sonate a 1.2.3. per il violino, o cornetto, fagotto, chitarone, violoncino o simile altro istromento, Venice: Bartolomeo Magni, 1641).
"An atto di morte dated 7 September 1630 for a 'Zan Batta Fontana' aged 50, is the only one among the Paduan death registers of 1625–30 for a person bearing that name" (Dunn 2014).