Of the other holidays on the most popular birthday list, New Year’s Day (January 1) is 364th, Valentine’s Day (February 14) is 185th, St. Patrick’s Day (March 17) is 284th, July 4th is 46th ...

On the flip side, December 26 is the least common birthday. In the years involved in the chart, there were an average of 1,311 babies born annually on Boxing Day.