April 21st is the 111th day in the Gregorian calendar; it marks the anniversary of the Lisbon Massacre coming to an end and the opening of the Seattle World’s Fair. Famous April 21st birthdays include Tony Danza, Andie MacDowell, Glen Hansard, and Rob Riggle. April 21st also marks Husband Appreciation Day and National Bulldogs are Beautiful Day.

We have 4 holidays listed for April 21.