What are 90 year olds called?

What are 90 year olds called? a person who is between 80 and 89 years old is an octogenarian. a person who is between 90 and 99 years old is a nonagenarian.

a person who is between 80 and 89 years old is an octogenarian. a person who is between 90 and 99 years old is a nonagenarian.