Mother's Day is a celebration honoring the mother of the family or individual, as well as motherhood, maternal bonds, and the influence of mothers in society. It is celebrated on different days in many parts of the world, most commonly in March or May. It complements similar celebrations honoring family members, such as Father's Day, Siblings Day, and Grandparents' Day.

Father's Day is a holiday honoring one's father, as well as fatherhood, paternal bonds, and the influence of fathers in society. In Catholic countries of Europe, it has been celebrated on 19 March as Saint Joseph's Day since the Middle Ages. In the United States, Father's Day was founded in the state of Washington, United States, by Sonora Smart Dodd in 1910.