I doubt you can translate it into Kanji. In my Japanese class, we write our names in Katakana, and they sound horrible. Basically, it's trying to say the English name in Japanese, and it ends up being something totally different.
My guess for your name (spelled phonetically) would be: Gabriel Arias Ga-boo-ree-e-ru (not sure how to pronounce your last name, gonna wing it
It would look like this, but prettier, since I'm left handed, but use the mouse in my right hand.