If you were Anderson Cooper and you had been born in Germany, you wouldn’t be Anderson Cooper, because Germany is just one of a surprising number of countries with strict baby-naming rules and regulations. In some instances, as in Italy and Sweden, the motivation is humane—trying to spare the child embarrassment, ridicule and bullying in the increasingly wild and wooly international baby-name environment. In fact, some of these are not long-standing strictures, but relatively recent ones.
This name would be out in Iceland because C is not a letter that exists in the Icelandic alphabet. As of 1991, the Icelandic Naming Committee decides whether a new given name is acceptable.