:

What do you call a 50 year old person? Terms and meanings for the half-century mark

According to Dictionary.com, the formal and lesser-known term for a 50-year-old person is a “quinquagenarian”. However, depending on the context—from medical classifications to celebratory milestones—there are many other common, cultural, and humorous ways to address or describe someone who has reached the age of 50.