The "Prince of Asturias" is a title traditionally given to the heir apparent of the Spanish throne. It has been used since the 14th century and signifies the first in line to succeed the monarch. The title is associated with the region of Asturias in northern Spain, which has historical significance in the country's early Christian kingdoms. Currently, the title is held by Leonor, Princess of Asturias, the eldest daughter of King Felipe VI and Queen Letizia. As the heir, she participates in various official duties and represents the Spanish royal family at events, embodying the future of the monarchy in Spain.