Clarissa; or, The History of a Young Lady: Comprehending the Most Important Concerns of Private Life. And Particularly Shewing, the Distresses that May Attend the Misconduct Both of Parents and Children, In Relation to Marriage is an epistolary novel by English writer Samuel Richardson, published in 1748. It tells the tragic story of a young woman, Clarissa Harlowe, whose quest for virtue is continually thwarted by her family. The Harlowes are a recently wealthy family whose preoccupation with increasing their standing in society leads to obsessive control of their daughter, Clarissa. It is considered one of the longest novels in the English language (based on estimated word count). It is generally regarded as Richardson's masterpiece.

Robert Lovelace is the villain of the story and pursuer of Clarissa. Mr. Lovelace is seen as a vile and selfish character who refuses to stop lusting after Clarissa until he gets what he wants.

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