Who is the best-selling fiction writer of all time? 👤 By TheQuizWire ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 01 Dec 2025 A. Danielle Steel B. Agatha Christie C. Shakespeare D. J.K. Rowling Check Answer 💡 Explanation: Agatha Christie holds the Guinness World Record for the most fiction books sold (over 2 billion). 📚 Topics: Miscellaneous Records and Achievements 🎯 Exams: CSS GEN PMS
