The patron saints against Diabetes are St. Paulina do Coração Agonizante de Jesus and St. Rafael Arnáiz Barón.
No, St. Jennifer is the patron saint of Charity, Children, Education, Orphans. There is no official patron saint of Diabetics, however many ask for the intercessions of the (relatively) new saint, St. Paulina, an Italian-Brazilian nun. St. Paulina lost her right hand to diabetes, but continued aiding the orphaned and enslaved children of Brazil.
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.
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.
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.
Saint David is not a patron saint of England. He is the patron saint of Wales.
As per the Patron Saint Index, Saint Cedd is not a patron saint at this time.
There is no canonized saint who is the patron of shopping.