No, nor is Laurent's, or Victoria's.
In the Twilight series by Stephenie Meyer, James's last name is never mentioned. He is simply known as James.
Johnny's last name is not mentioned in the book.
The last book in the Twilight Saga is Breaking Dawn.
James snapped it under his leg and it broke. She says it in the last book breaking dawn and it shows in the movie and first book, Twilight.
Breaking dawn is the last twilight book.
Bella is in the hospital and Edward is there. This is after Bella got attacked by James.
Bella and James had their last encounter at the end of the first Twilight book. Her scar from his bite is in a crescent-shape on her wrist.
Yes, his last name is Witherdale. His real name is Cam Joslin Gigandet.
Breaking Dawn. (:
Yes the last book of the Twilight saga, "Breaking Dawn", has already been released.
In Twilight about the third to last scene
The book Twilight then new moon then eclipse and last is Breaking Dawn