The question sounds so much better in French: "Avez-vous eu un ancêtre décapité pendant la Révolution?"
Les Guillotinés offers the most complete online list yet established of the French Revolution’s victims and invites users to discover the answer to a terrible question: “Do you have an ancestor who was decapitated?” Hundreds of thousands of people have consulted the death base, created by Raymond Combes, a computer programmer and amateur genealogist.
Many more are likely to follow suit. According to one estimate, up to five million French people are descended from victims of La Révolution. [Link]