Did St. Patrick have a child?
No, St. Patrick was not married and had no children.
St Patrick´s day is named after Ireland´s patron saint. St Patrick is said to have converted many druids and pagans in Ireland to Catholicism. St. Patrick day was called st. Patrick because it is a memory of the saint named St. Patrick. Clarification: The Catholic feast day of Saint Patrick is March 17. That is why it is called St. Patrick's Day.
Saint Patrick was from a catholic family. His father was deacon and his grandfather was a priest. When younger, Patrick did not take his faith seriously. However, after six years as a prisoner in Ireland, he began to pray and pray. When God answer his prayers and helped him escape, he became a serious Catholic and became a priest and, eventually, a bishop.