Birthday Calculator
Enter your date of birth to see a live countdown to your next birthday and find out which day of the week you were born on.
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You Were Born On
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Your Next Birthday
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Frequently Asked Questions
How is my next birthday calculated? +
We take the month and day of your date of birth and find its next occurrence on or after today, then count the days, hours, minutes, and seconds remaining.
What happens if I was born on February 29? +
In years that are not leap years, your birthday is counted on February 28 so the countdown always resolves to a real date.
How is my day of birth calculated? +
We look up the weekday that your date of birth fell on using standard calendar calculations.