Alessandro Fei (1543–1592) was an Italian painter active in Florence, working in a Mannerist style. He was also called called il Barbiere (the Barber). He participated in the Vasari-directed decoration of the Studiolo of Francesco I with an oval canvas relating a Goldsmith Shop story. He also painted an altarpiece on the Flagellation of Christ for the Basilica church of Santa Croce in Florence.
His most famous works included The Goldsmith's Workshop, an oil-based painting, The Virgin and Saints and his five stone tiles The Life of the Virgin.
He was a pupil of Maso da San Friano.