A fourteenth-century Sienese panel painting depicting Saint Benedict, rendered in tempera and gold leaf by Segna di Buonaventura.

This work by Segna di Buonaventura depicts Saint Benedict, the founder of the Benedictine Order, rendered in the characteristic style of the early fourteenth-century Sienese School. The panel displays the saint in a half-length portrait, wearing his traditional dark monastic habit. He holds a red-bound codex, a common attribute representing the Rule of Saint Benedict. The background consists of a gilded surface, typical of the period, which provides a luminous, non-naturalistic space for the figure.

The composition is divided into two registers. The lower, larger section contains the primary figure of Saint Benedict, framed by an arched architectural element. Above him, two smaller figures occupy separate niches. These figures, likely an angel and an apostle or prophet, provide a hierarchical structure common in polyptych panels of the era. The use of tempera allows for a refined application of colour, particularly in the subtle modelling of the saint's face and the delicate handling of the drapery folds.

Segna di Buonaventura was a follower of Duccio di Buoninsegna, and his work reflects the influence of his master through the gentle expression of the subject and the linear grace of the forms. The panel exhibits the technical precision required for medieval devotional art, where the gold leaf serves to dematerialise the background, directing the viewer's attention to the spiritual presence of the saint. The preservation of the original frame structure, including the pointed arches, indicates that this piece was once part of a larger altarpiece. It remains a clear example of the devotional aesthetic prevalent in Tuscany during the early Trecento, prioritising clarity of form and symbolic representation over spatial illusion.