There seems to be no designated patron saint of outdoorsman. The best matches would be Francis of Assisi who is the patron saint of ecology and the environment or Hubert of Liege who is the patron saint of hunters.
St. George is the patron saint of scouting.
St. George ia a patron saint of both Boy Scouts and England.
There is no patron saint of campers or camping. I suppose Saint Francis of Assisi could qualify since he is the patron saint of the environment.
Saint Agnes of Rome is the patron saint of Girl Scouts.
The Patron Saint Inex lists no patron saints of bears.
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.
Saint Lillian is not a patron saint as per the Patron Saint Index.
No, there is no patron saint of billiards.
There is a patron saint of Wales but no patron saint of whales.
There is no patron saint of color.
There is no patron saint of voting.
There is no patron saint of red heads as per the Patron Saint Index.
As per the Patron Saint Index, Saint Cedd is not a patron saint at this time.
Saint David is not a patron saint of England. He is the patron saint of Wales.