Okay kiddo, imagine that you and all your friends at school were part of different families that had their own traditions and ways of doing things. Each family might have a person they look up to and try to be like, kind of like a role model. That person might even have a special day just for them!
Well, different groups of people around the world do the same thing with saints. A saint is a person who lived a good life and is now in heaven with God. They are believed to have special powers and can help people in different ways.
Some groups of people have saints that they consider to be like family. These saints come from their own ethnic or cultural backgrounds and are called patron saints. For example, Saint Patrick is the patron saint of Ireland because he did good deeds there and is believed to have brought Christianity to the Irish people.
People who belong to a particular ethnic group will pray to their patron saint and ask for help with things that are important to them. For example, someone from Italy might pray to Saint Francis of Assisi for help with their garden, because he is the patron saint of animals and the environment.
So, patron saints are like special friends in heaven who look out for and help different groups of people based on their ethnic or cultural background.