What are the most popular baby boy and baby girl names in America? Search common baby names by year. Gender:
Origin of the name Justin: From the Latin JustÄ«nus, which is derived from justus (lawful, right, just). From A World of Baby Names by Teresa Norman.
Justin Bieber's birth name is Justin Drew Bieber. Alex Lawrence is an imposter from Oakville, Ontario that pretends to be Justin, and pretends that Justin's parents are dead. â¦Justin has officially denied the claims made by Alex Lawrence and has confirmed that his name is Justin Drew Bieber.