Mmmm... I'm totally going for
Edmund Llewellyn.
Edmund Lucian is also quite nice, though I think I prefer
Edmond. It has the same distinguished sound, but not the -mun-, which I dislike. It needs a good, regal name to go with it.
Edmund ClareEdmund StuartEdmund JosiahEdmund James (dull though it may be)
Edmund CharlesEdmund Peter (yes, a bit too Narnia-ish)
Edmund WilliamEdmund PhillipEdmund AlasdairEdmund ConstantineEdmund Cornelius