A person who is aged between 60 to 69 years is called a Sexagenarian.
The term "Sexagenarian" is derived from the Latin word "sexageni," meaning "sixty each" or "sixty times." It specifically refers to someone in their sixties.
Similarly, other age-related terms include:
- Octogenarian: A person aged between 80 and 89 years.
- Septuagenarian: A person aged between 70 and 79 years.
- Nonagenarian: A person aged between 90 and 99 years.
Conclusion:
The correct answer is Sexagenarian, denoting a person aged 60 to 69 years.