(b Ferrara, 1583; d Rome, 1643).
It. composer and organist. Held post at Antwerp, becoming org. at St Peter's, Rome, 1608–28 (30,000 are said to have attended his f.p. there, an indication of his reputation as a virtuoso). Org. at Florentine court 1628–33, returning to St Peter's thereafter. Comp. motets and madrigals, Masses and Magnificats, but prin. achievements were his toccatas, fugues, ricercari, and capriccios for org. and hpd. His mus. had strong influence on Ger. mus. through his pupil Froberger. Baroque music for the next century was influenced by Frescobaldi's development of variation‐form.