1)Cid Highwind (VII)- "SIT DOWN SHADDUP AND DRINK YER GODDAMN TEA"
also
Wakka (X)- I love his accent, ya? and he was beastly in battle. ATTACK REELS!!!!
also Tristam(Mystic Quest) He gives you the kickass dragon claw.
2)I wanna say Rydia of the mist (IV) if not her, Tifa Lockhart (VII)
3)Sephiroth(VII) *ducks and covers for being a bandwagoner* I just didn't like...
Seymour(X) @ OP. SEYMOUR FLUX. FUCK SEYMOUR FLUX
4)Bahamut(Many FFs) I love how in X
His fayth was but a small child. So in a way, Bahamut is a kid :3