Formakin House, designed by renowned architect Robert Lorimer in 1909, represents an ambitious early 20th-century mansion within the Formakin Estate near Bishopton in Renfrewshire, Scotland. Built between 1911 and 1913 for wealthy businessman John Holms in the style of a 17th-century Scottish tower house using whinstone with sandstone dressings, the structure was never fully completed due to financial difficulties and personal misfortune. The incomplete shell remains striking, showcasing Lorimer's architectural vision set amid six acres of manicured formal gardens influenced by Gertrude Jekyll's design principles. The estate features distinctive character including a 1694 stone archway with the humorous inscription DL (Damned Lie) and decorative stone monkeys adorning rooftops. Designated as a Category A Listed Building, it stands as an intriguing monument to Edwardian ambition and Scottish architectural heritage.