User blog comment:Cococrash11/The Will of D's Maiden Name/@comment-70.242.4.182-20100512223816

Rouge's name was Portgas D Rouge and i dont think she got the D from Roger. Oda haven't stress much on the topic yet but for now, i think we can assume that the "D" doesn't transfer until we know what Luffy's mom's or grandma's name is.