Danny Daniel
Yes. It doesn't make any sense, but it does alliterate.
Alliteration. http://en.wikipedia.org/wiki/Alliteration
Danny Szam's birth name is Danny Szamruchiewicz.
Danny Stiles's birth name is Danny Silberg.
Danny DeSalvo's birth name is Danny Martens.
Danny Dias's birth name is Danny Dias.
Danny Malin's birth name is Daniel Raymond Malin.
Danny Sims's birth name is Danny Drew Sims.
Danny Sands's birth name is Danny Howard Sands.
Danny Comden's birth name is Danny Hill Comden.
The alliteration of the "S" (or -iss) sound is sibilance (Smashing, Slashing, Slugging)
Dear Danny, don't do donuts. Demand deer dinner.