William Robertson (1753–1835), Lord Robertson

Raeburn's portrait of William Robertson, Lord Robertson from 1805 depicts a Scottish legal figure at the height of the Edinburgh legal culture that formed the backbone of Raeburn's practice. Robertson served as a judge of the Court of Session, the highest civil court in Scotland, and his portrait reflects the gravity and intellectual authority that Raeburn consistently conveyed in his legal and academic sitters. By 1805, Raeburn had been the unchallenged leading portrait painter in Scotland for two decades, his work characterizing the Scottish Enlightenment's self-image as a society of serious intellectual achievement combined with practical worldliness. The portrait's direct gaze and confident posture embody that self-image.

The judicial robes are rendered with bold, confident strokes that capture the weight and richness of the fabric. Raeburn's dramatic lighting illuminates the face against the dark robes, creating his characteristic effect of powerful physical presence.