Frederica is a name that can refer to various individuals, places, or fictional characters. It is often associated with female figures and can be found in literature, history, and popular culture. The name has German origins and means "peaceful ruler." In literature, one notable example is Frederica from the novel "Frederica" by Georgette Heyer, which tells the story of a young woman navigating societal expectations in Regency England. The character is known for her intelligence and strong will, making her a memorable figure in the genre of historical romance.