If you are referring to the Old Testament Adam, he is not called a saint nor is he a patron saint. If you mean St. Adam the hermit, he is not a patron saint.
This is called a patron saint. Almost every saint is the patron saint of something.
Joan of Arc is called the Maid of Orleans and is a patron saint of France.
I know of no patron saint of the gentiles. However, St. Paul is called the Apostle of the Gentiles.
The Patron Saint Inex lists no patron saints of bears.
St. Abigail is the patron saint of bees and beekeepers. She is also called Gobnait and Deborah.
A patron saint is supposed to be a protector in the Catholic religion. Patron Saint Angelico is the patron saint of artists. A patron saint is a protector of life.
The Patron Saint Index lists no patron saint of dinosaurs.
As per the Patron Saint Index, there is no patron saint of wrestlers. However, Saint Sebastian is the patron saint of all athletics and athletes.
As per the Patron Saint Index, Paul IS a patron saint of evangelists. This is probably due to the fact that he wrote a large portion of the New Testament and would be called an evangelist himself.
Saint Lillian is not a patron saint as per the Patron Saint Index.
No, there is no patron saint of billiards.