I haven't seen New Moon myself; I am not a big Twilight fan, BUT I have checked Ashton Kutcher's IMDb and it does not list that he was in it. So I would say no, if there is somebody who looks like him, I would say it's a look a like.
Aston Kutcher's full name is Christopher Ashton Kutcher
Ashton Kutcher
Ashton Kutcher has an older sister named Tausha.
Ashton Kutcher started as a television star, moved on to film (comedy and drama) and is also a producer. Could even be classified as a somewhat-comedian. He is married to Demi Moore.
Ashton Kutcher goes by Ash, and Kutch.
Aston Kutcher's full name is Christopher Ashton Kutcher
Ashton Kutcher obviously
Christopher Ashton Kutcher
Ashton kutcher
Yes, Mila Kunis married to Ashton Kutcher in 2015
Ashton Kutcher
He was born Christopher Ashton Kutcher.
Ashton Kutcher has 2 children
He was born Christopher Ashton Kutcher.
Ashton Kutcher has 2 children
Ashton Kutcher has an older sister named Tausha.
Ashton Kutcher started as a television star, moved on to film (comedy and drama) and is also a producer. Could even be classified as a somewhat-comedian. He is married to Demi Moore.