mayor Learn Unstarted Summary The Spanish translation for “eldest” is mayor. Examples of "eldest" in use There are 3 examples of the Spanish word for "eldest" being used: Recording English Spanish Learn My oldest son’s name is Tom. El nombre de mi hijo mayor es Tom. Learn My oldest daughter’s name is Mary. El nombre de mi hija mayor es María. Learn The eldest son is the rightful heir. El hijo mayor es el heredero legítimo. Learn Practice Lesson "eldest" Practice (4) Lesson Learn Lesson words eldest etc. View all lesson words Lesson phrases My oldest daughter’s name is Mary., My oldest son’s name is Tom., The eldest son is the rightful heir. etc. View all lesson phrases Acknowledgements Audio Google text-to-speech