| Bartolo
Di Fredi (b. ca. 1330, Siena, d. ca. 1410, Siena) |
| Sienese painter, pupil of Ambrogio Lorenzetti. His best two fresco cycles are at S. Gimignano, one dealing with Old Testament subjects in the Collegiata (1356) and one in the church of S. Agostino on the birth and death of the Virgin (1366). |