In Saint Jerome, Francisco de Zurbarán presents a solemn figure of the saint, surrounded by books and a skull. The color palette is dominated by deep browns and muted golds, creating a somber atmosphere. Jerome is depicted in a contemplative pose, emphasizing his role as a scholar.

The background is dark, which enhances the focus on the figure and his attributes. This painting is executed in oil on canvas, a common medium during the Baroque period. The dimensions are approximately 100 x 130 cm, making it a sizable work that commands attention. Zurbarán's technique involves a meticulous application of paint, allowing for rich textures and depth.

The use of chiaroscuro highlights the figure, creating a dramatic effect. Francisco de Zurbarán was known for his religious subjects and his ability to convey deep emotion through simplicity. This particular work, painted in the 1620s, reflects the Counter-Reformation's emphasis on piety and devotion. An interesting fact about this painting is that it is part of a series of works depicting saints, showcasing Zurbarán's dedication to religious themes.

His style is characterized by a focus on the human experience within spiritual contexts.