They aren't. All the Cullen children are adopted.
No! Rosalie is a single-child from a rich family. Jasper was in the army.
jasper and Alice Jasper and Alice are mates. Jasper Hale and Rosalie Hale are known as the twins, but, biologically, none of the Olympic Coven vampires are related. Jane and Alec Volturi are biological twins, though.
Hale. They pretend to be twins, Jasper took Rosalie's last name because she didnt want to change hers.
It was and is Rosalie Lillian Hale. She never changed it, Jasper took hers because they looked like twins...
the eldest is jasper. thenEdward then Rosalie then Emmet then Alice and Bella is the youngest. actually its Rosalie and Emmett ,then Alice Edward and Jasper Rosalie and Emmet are the same Age Edward and Jasper are the same age then Bella jasper and Emmett are both 20 then Rosalie is 19 then Alice and Bella are 18 (do they think of each other as twins) then the youngest is Edward Cullen?
Alice, Jasper, Emmett, Rosalie, and Carlisle and Esme are his parents. Technically, Jasper and Rosalie are twins, Alice, Emmet and Edward are siblings. But the story is that Esme Adopted all of them
The Cullens tell the humans that Rosalie and Jasper are twins because they both have blonde hair. They, obviously, are not really twins.
Jasper Hale and Rosalie Hale. Rosalie's name has always been Hale but when Jasper was human his name was Whitlock, Carlisle changed it because Rosalie and Jasper looked so much alike they could past for twins. This makes it more believable that Carlilse and Esme adopted all 5 Cullen children.
Because there twins and are dating the others.
The Hales in Twilight are the Cullen family, who are vampires. They are led by Carlisle Cullen and include Edward, Alice, Jasper, Rosalie, and Emmett. They are known for their extraordinary beauty and abilities.
Jasper's last name was Whitlock and Rosalie's was Hale It helps if you read "Eclipse"
rose is hale (and Jasper's is hale to the public because there pretending to be brother and sister)but Jasper's name before he became a vampire was WhitlockRosalie and Jasper both go by Hale because Rosalie insisted her last name be Hale, but Jasper and Rose look so much alike that they both go by Hale. Jasper's name before he was a vampire was however Jasper Whitlock.