The Princess Mary (1776–1857), Duchess of Gloucester and Edinburgh

Princess Mary, Duchess of Gloucester and Edinburgh, was the fourth daughter of George III and a figure in British royal life for over eight decades. This 1828 portrait captures the princess in later life, reflecting Beechey's long association with the royal family. The portrait reflects Beechey's extensive practice among the English gentry and professional classes, executed with the solid, dependable technique that made him widely trusted across all levels of Georgian society.

The royal portrait presents the duchess with dignified composure, the rich costume and jewels painted with precision while the face is rendered with sympathetic naturalism.