Hadrian Lupin-Black: Book 1

Born July 31, 1980, to Lily and James Potter. He had pitch black hair, extremely pale skin, unique eyes, and the face of a proper pureblood heir. Godson of Sirius Black, Remus Lupin-Black, Frank Longbottom, and Alice Longbottom. He was named Harry James Potter when he was born.
Lord Voldemort attacked the Potter family, killed Lily and James, and tried to kill Harry... but the spell hit the boy, bounced back, and killed its sender. Albus Dumbledore sent Harry to live with his Muggle relatives, and the minister of magic name Harry as, The Boy-Who-Lived.
When Sirius and Remus find out where Dumbledore had sent their godson they start to fight with the ministry for custody of Harry. After 2 years, they finally win custody and go to get their godson. The day after Harry turned 4, Sirius and Remus decided to blood adopt him, and changed his full name from Harry James Potter to Hadrian James Regulus Lupin-Black, and were careful not to tell anyone who Hadrian was born as.