Mothering Day is held on the fourth Sunday of Lent. Mothering Sunday is the fourth Sunday of lent. Although it's often called Mothers' Day it has no connection with the American festival of that name. Traditionally, it was a day when children, mainly daughters, who had gone to work as domestic servants were given a day off to visit their mother and family. It is a day when children give presents, flowers, and home-made cards to their mothers.