im gunna go with justin...
ethean he sayd so in an interview
Louis tomlinson favourite boy name is Dylan
Jim
My favourite boys name would have to be Zack. x
Because the name 'Justin' is really HAWT! Because if his name is Justin, it makes him HAAWT! and he was a really cute little boy!!
no, Justin is a boy name. however, Justine is a girl name like ijustine on youtube. --Melissa
Justin is a he, which means boy. and you spell his last name like 'Bieber'
mason
soulja boy says his name in every song because his name is his favourite word nearly
His favorite name is KadenJustin Jr.
JUSTIN for a boy and NINA for a girl...or mona
It is obviously John since that is what he named his son.