Christmas baby drought? Why Dec. 25 is the least common modern birth date

Notwithstanding the example of Prime Minister Justin Trudeau and his brother, Alexandre — each born Dec. 25, two years apart — Christmas Day is actually the least common modern birthday across the United States and likely Canada as well.
Certainly that’s the conclusion to be drawn from Matt Stiles, a data journalist who two years ago tweaked a decade’s worth of U.S. birth statistics compiled by FiveThirtyEight, a website that specializes in statistical analysis. While Sta