Sir Humphrey Appleby is a fictional character from the British television series Yes Minister and its sequel Yes, Prime Minister. He serves as the Permanent Secretary to the Minister of Administrative Affairs, showcasing the inner workings of the British civil service. Known for his intelligence and eloquence, he often uses bureaucratic language to navigate political challenges. The character, portrayed by actor Nigel Hawthorne, is emblematic of the complexities of government and the relationship between politicians and civil servants. His witty dialogue and strategic maneuvering highlight the often humorous yet serious nature of political life in the United Kingdom.