National Grandparents Day

National Grandparents' Day is a secular holiday celebrated in the United States since 1978 and officially recognized in a number of countries on various days of the year, either as one holiday or sometimes as a separate Grandmothers' Day and Grandfathers' Day (for the first time Grandma's Day was celebrated in Poland in 1965,^[1]see below for dates by country). One celebrates both paternal and maternal grandparents.