Hidan's last name is Jashin. He is a member of the Akatsuki in the "Naruto" series and is known for his immortality and his devotion to the Jashin religion, which involves ritualistic sacrifices. Hidan wields a scythe and uses a unique technique that allows him to inflict pain on others while being immune to harm himself.
Jiraya is not Naruto's grandpa. but he did name him. he got the idea when he was at the Ramen shop and the 4th hokage was talking about what he should name the baby.
you find out everything here http://naruto.wikia.com/wiki/
in the film his last name is boltenand in life is last name is effron
Athena didn't have a last name. She had names following hers, but not a last name.
Chiron did not have a 'last name'.
akatsuki, but Hidan isn't the leader.
Hidans blood type is B.
If he has a last name, it hasn't been revealed yet. Most characters in Naruto only has one name.
She doesn't have a last name.
i do not know her last name
Yup. His name is Minato Kamikaze. Naruto takes his last name from his mom.
Yakushi
well actually haku doesn't have a last name in naruto.
Masashi Kishimoto is the author of Naruto.
His full name is Kiba Inuzuka
They never gave him a last name.His real name is still Deidara though.
Naruto's last name is Uzumaki, since Minato, his father decided to use his wife, Kushina's last name instead of his own. Later on, when Naruto marries Hinata, they decided to use Uzumaki as their last name instead of using Hyuuga.