How Rare Is Your Birthday?
Find out how many people share your birthday and your rarity ranking among 365 days.
Calculating...
Please wait.
Birthday Frequency Demographics
Birth rates spike in September due to winter holiday conceptions, while major holidays like Christmas and New Year's Day see the fewest births.
Rankings Across 365 Days
September 9th is statistically the most common birthday in the US, while December 25th is the rarest.