A detailed seventeenth-century portrait etching of Cornelis Jansen, Bishop of Ypres, by the French printmaker Jean Morin.

This portrait of Cornelis Jansen, the Bishop of Ypres and the namesake of Jansenism, is a fine example of the printmaking technique employed by the French artist Jean Morin. Morin was a master of combining etching with the burin, a method that allowed for a subtle range of tonal values and textures. The subject is depicted in profile, wearing the traditional clerical attire of a bishop. His expression is one of intellectual focus, reflecting his role as a theologian and academic.

The portrait is framed within an octagonal border, a common device in seventeenth-century printmaking that provides a sense of architectural structure. The Latin inscription surrounding the frame identifies the subject and his positions at the University of Louvain and the Diocese of Ypres. The text serves as both a formal identification and a decorative element, integrated into the composition through the use of clear, Roman-style lettering.

Morin's technical skill is evident in the rendering of the fabric of the bishop's vestments and the subtle shading of his face. By using varied line weights and cross-hatching, he creates a sense of volume and depth without relying on excessive detail. The light source appears to come from the upper left, casting gentle shadows that define the contours of the face and the folds of the clothing. This print offers a clear view into the portraiture conventions of the mid-seventeenth century, where the focus remained on the character and status of the sitter. The work is a representative piece of the period, demonstrating the precision and discipline characteristic of Morin's output during his career in Paris.