No, they are two different species.
Despite the giggle factor involved in the name, spotted dick is a pudding. It contains bits of dried fruit that make it appear spotted. The dick part comes from the German word for thick.
The Atlantic Spotted Dolphin is called that because it lives in the Atlantic and the subadult, mature and physically mature adults have spots.
loveee,carly[i got a new leopard today] "and fred."
The spotted leopard can adapt to almost an type of habitat that provides suffitiant food and cover with the only exclution of large deserts.