That information is not known. No records have survived.
You have it backwards. Saint Patrick's Day was named after Saint Patrick. March 15 is the Catholic feast day of Saint Patrick.
People are only made saints after they die. So there was no "first thing Saint Patrick had to do as a saint." However, the first thing anyone who later becomes a Saint MUST do in their lifetime is BELIEVE and HAVE FAITH. Anything else the person does proceeds from faith.
No, Saint Patrick was not a thief.
Saint Patrick was not married.
It is only available on Saint Patrick's Day. Sorry!
Saint Patrick is buried in Down Patrick, Northern Ireland
No, Saint Patrick is Saint Patrick and not known by another saint's name. His birth name, however, was Maewyn Succat.
March 17 is the feast day of Saint Patrick.
Saint Patrick is the patron saint of Ireland.
Saint Patrick is the patron saint of Ireland, Montserrat and Nigeria.
Yes, Saint Patrick is a saint. That is why he has the title "Saint" before his name.
Saint George was an only child.