A formal portrait of the architect Sir Christopher Wren by the English painter John Riley, dating to the late seventeenth century.

This portrait depicts Sir Christopher Wren, the architect responsible for the reconstruction of London following the Great Fire of 1666. Painted by John Riley, a contemporary of the sitter, the work captures the formal aesthetic typical of late seventeenth-century English portraiture. Riley was known for his ability to render the character of his subjects with a degree of psychological realism that departed from the more stylised court portraits of the era.

Wren is presented in a three-quarter view, wearing a full-bottomed periwig, which was the standard fashion for men of his social standing during the reign of Charles II. His attire consists of a dark, plum-coloured coat with metallic buttons and a white cravat, set against a dark, indistinct background. This use of chiaroscuro focuses the viewer's attention entirely upon the face of the architect. The lighting emphasises the contours of his features, suggesting a man of intellect and gravity.

John Riley served as a portrait painter to the royal court, and his work often reflects the influence of Peter Lely, though Riley maintained a more restrained approach to his compositions. This portrait avoids the elaborate allegorical props often found in aristocratic paintings of the period, choosing instead to present the sitter with a sense of directness. The brushwork is controlled, allowing for the subtle modelling of the skin tones and the texture of the wig. As a historical document, the painting provides a visual record of one of the most influential figures in British architectural history. It remains a representative example of the portraiture style that dominated the London art scene during the late Stuart period, prioritising clarity of likeness over decorative artifice.