The wikipedia user "Ccross715" is a misleading identification utilized in effort to maintain anonymity. The username represents the the fictional character Christopher Cross by joining the first initial and last name followed by a generic middle-of-the-year date, July, 15th, which may also be used as the date of birth if required on any given web forms.
The name Christopher Cross (or Chris Cross) can be considered poetic, as it is both a double entendre, and alliteration.