Overview
The Clerk of the House of Commons is the chief executive of the House of Commons in the Parliament of the United Kingdom, and before 1707 of the House of Commons of England.
The formal name for the position held by the Clerk of the House of Commons is Under Clerk of the Parliaments. The chief clerk of the House of Lords is the Clerk of the Parliaments.
Appointment
The Clerk of the House is appointed by the sovereign by Letters Patent, in which they are styled "Under Clerk of the Parliaments [...] to attend upon the Commons". Before 1748, the Clerkship of the House of Commons could be purchased until Jeremiah Dyson (then Clerk of the House) ended the practice of purchase when he left the Clerkship.
Duties
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