The Heart of Mid-Lothian is a historical novel by Sir Walter Scott, first published in 1818 as part of his Tales of My Landlord series. It is one of Scott's most celebrated works, blending historical events with fictional drama. The novel's title refers to the Tolbooth Prison in Edinburgh, which played a central role in the story.

Set in the early 18th century, the novel explores themes of justice, morality, faith, and personal sacrifice. The story follows Jeanie Deans, a devout and courageous young woman, as she embarks on a perilous journey to London to seek a royal pardon for her sister, Effie Deans, who has been falsely accused of infanticide. Along the way, Jeanie faces numerous challenges, relying on her integrity and unwavering faith to overcome obstacles.

Scott masterfully weaves real historical events, such as the Porteous Riots, into the narrative, adding depth and authenticity. The novel is praised for its vivid characters, strong female protagonist, and exploration of Scottish legal and social customs. The Heart of Mid-Lothian remains a cornerstone of Scottish literature, showcasing Scott’s ability to merge history with compelling storytelling.