Who shares my birthday?
A birthday twin is simply someone born on the same month and day, usually in a different year. Public knowledge bases such as Wikimedia can be used to discover notable people associated with a date.
Use the calculator
The quickest way to get a personalised result is to use the related interactive tool. Your result is calculated from the values you enter.
What to keep in mind
These tools are designed for curiosity and general information. Where a calculation uses an approximation, the tool explains that assumption. Historical pages can rely on external public datasets that may change over time.