Italian composer. A pupil of G. B. Naninofrom June 1592 to October 1594 at the choir school of S. Luigi dei Francesi, Rome, and was employed there as a bass in May 1600; he himself was a teacher of Benevoli; He was maestro di cappella of S. Maria Maggiore, Rome (1603-9), and was employed at Benevenuto Cathedral from 1610. From 1614 he was director of music to Cardinal Arrigoni in Rome, where he served as maestro di cappella of S. Luigi dei Francesi from 1616 to 1620, and again from 1631 until his death. He was maestro of the Cappella Giulia at St. Peter's from 1620 to 1626. A serious illness in 1604 left him in poor health for the rest of his life.An advocate of the Palestrina school, Ugolini wrote Masses, motets, Psalms, hymns, antiphons, sacred songs, and madrigals. Of his many volumes of church music, some were for one to four voices with continuo in the new manner, and some for eight to twelve voices in a dignified and old-fashioned style.