Not to be confused with the two Bhutanese princesses also named Kesang Choden This name uses Bhutanese naming customs. Bhutanese people have two given names, neither of which is a surname or family name unless they are descended from royal or noble lineages. Queen Grandmother Kesang Choden is the Queen Grandmother of Bhutan. She partakes in royal duties of her own accord. She is the only queen grandmother in the world. In Bhutan she is called The Royal Grandmother.