5 Anonymous In: Question-Answer What is the world’s only country headed by a Grand Duke? 5 What is the world’s only country headed by a Grand Duke? New Zealand Liechtenstein Luxembourg Bosnia and Herzegovina 1 Answer Voted Oldest Recent Random Best Answer Goto 2021-08-19T14:14:43+00:00Added an answer on August 19, 2021 at 2:14 pm The correct answer is: Luxembourg. 4 Reply Share Share Share on Facebook Share on Twitter Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment.