A formal portrait of John Codman by John Singleton Copley, capturing the sitter in a traditional pose with careful attention to texture and light.

John Singleton Copley produced this portrait of John Codman during his highly productive period in colonial Boston. Copley gained a reputation for his ability to capture the likeness and social standing of the merchant and professional classes of the era. This work displays the artist's characteristic attention to the textures of fabric and the subtle modelling of the human face.

Codman is depicted in a seated position, wearing the formal black attire of a clergyman or academic, contrasted against a deep red curtain. The composition follows the conventions of eighteenth-century portraiture, where the subject is presented with a sense of quiet authority. Copley uses a controlled palette to focus the viewer's attention on the sitter's expression and the book held in his hand, which suggests his intellectual or religious vocation. The lighting is directed to define the contours of the face and the folds of the black robe, demonstrating the artist's technical skill in handling oil paint.

Copley moved to London in 1774, but his earlier American works remain distinct for their directness and clarity. This portrait provides a clear example of his approach to characterisation before his later shift toward the more theatrical styles popular in Europe. The painting remains a record of the social hierarchies and personal identities within the American colonies during the mid-eighteenth century. The work is currently held in the collection of the Museum of Fine Arts, Boston.