The Small House at Allington is a novel by English novelist Anthony Trollope. It first appeared as a serial in the 1862 July to December edition of the Cornhill Magazine, and ended its run in the July to December edition of the following year. 
The Small House at Allington concerns the Dale family, who live in the "Small House", a dower house intended for the widowed mother of the owner of the estate. The landowner, in this instance, is the bachelor Squire of Allington, Christopher Dale. Dale's mother having died, he has allocated the Small House, rent free, to his widowed sister-in-law and her daughters Isabella ("Bell") and Lilian ("Lily").

Anthony Trollope (24 April 1815 – 6 December 1882) was an English novelist and civil servant of the Victorian era. Among his best-known works is a series of novels collectively known as the Chronicles of Barsetshire, which revolves around the imaginary county of Barsetshire. He also wrote novels on political, social, and gender issues, and other topical matters.