Quick guide for people celebrating a birthday today, with links to birth-year pages.
Born on this day
Today is September 10. Someone celebrating a birthday today turns an exact whole-number age equal to the current year minus their birth year.
For an exact date, use the calculator. Birth-year pages show age before/after the birthday without assuming a specific day.
Birthdays today and age by birth year
Born Today shows the completed age for people whose birthday falls on today's month and day. Because their birthday occurs today, completed age is the current year minus birth year. For any other birth date, use the exact age calculator with day, month and year.
The page is designed for quick age-by-year discovery while linking to detailed birth-year pages rather than presenting birth year alone as an exact age for every date.