In my experience, most players (and characters) will come up with abbreviated nicknames for characters with long names. That's definitely true out of an RP context. So, I wouldn't worry about it; name your character what you like.
The Freelance Wizard
Quality RP at low, low prices!
((about me | about L'yhta Mahre | L'yhta's desk | about Mysterium, the Ivory Tower: a heavy RP society of mages))
Quality RP at low, low prices!
((about me | about L'yhta Mahre | L'yhta's desk | about Mysterium, the Ivory Tower: a heavy RP society of mages))