The crossword solution for the term 'Future Monarch, Perhaps' is HEIR. An HEIR is someone who is entitled to receive a share of the deceased's property, title, or office. Heirs are typically members of the same family as the deceased, such as a son, daughter, or other relative. In some cases, an HEIR may be designated by the deceased in their will. In other cases, an HEIR may be chosen by the court. In either case, the HEIR is expected to assume the role of the deceased in the future.