thumb|upright=1.8|"A Pot-Walloper", [[The Times (UK)|Times cartoon of 1830. One politician addresses the scruffily-attired peasant voter: "The people of Britain possess the power to return an independent parliament if they will but exert it, think of that my noble pot-walloper"; on the right, another candidate says "Never mind Him I'll give you something to put in your pot", reflecting fears that poor voters would be easily bribed.]]
A potwalloper (sometimes potwalloner or potwaller) or householder borough was a voter in a parliamentary borough in which the franchise was extended to the male head of any household with a hearth large enough to boil a cauldron (or "wallop a pot"). Potwallopers existed in the unreformed House of Commons prior to the Reform Act 1832, and in its predecessors the Irish House of Commons and House of Commons of Great Britain (until 1800) and the House of Commons of England (to 1707).
Quotations
When Thomas Babington Macaulay complained about the insufficiencies of the suffrage system in the early 19th century, he wrote:
Thomas Hardy, in his first novel, Desperate Remedies, used the term