On this page is an age in weeks calculator. Enter your birthday and we'll instantly tell you how many weeks you've been alive - plus days, months, and years.
Age in weeks calculator
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Using the age in weeks calculator
To find out how many weeks old you (or anyone) are:
- Birthday: Enter the date you were born.
- Auto-Calculate: Results update instantly as you change the date - why click a button, right?
The main result shows your age in weeks and remaining days. The secondary line shows total days, months, and years for context.
(And don't worry, the tool does factor in leap years.)
More age calculators
Want to express your age in a different unit? Try one of these:
