User blog comment:Crewlorinz/then who is ace.,,?/@comment-53539-20091203174047

Anon, Dragon protected Luffy in Logue Town, it was Ace who protected Luffy in Alabasta. Also Luffy is born 5 years after Roger dies. Dragon's been confirmed as Luffy's father and Ace as Roger's son. We must take Oda's word for now.