The Potters and the Malfoys, like many wizarding families, were distantly related. You can see both Harry and Draco on the family tree at the link below.
Draco's dad is Lucius Malfoy and his mum is Narcissus Malfoy.
Harry Potter's cousin is called Dudley Dursley.
Smeltings is Dudley Dursley's (Harry's cousin) school.
Sirius Black, Harry Potter's godfather, dies in Harry Potter and the Order of the Phoenix by Bellatrix Lestrange, his cousin, in the Department of Mysteries at the Ministry of Magic.
Harry Potter did not have a brother. He had a cousin who he grew up with, however, named Dudley, who was around the same age as Harry is, only a few months older.
Sadly, No.
Harry Potter has no siblings. He was raised with his cousin Dudley.
Draco's dad is Lucius Malfoy and his mum is Narcissus Malfoy.
Harry Potter's cousin is called Dudley Dursley.
Harry's cousin's name is Dudley.
Harry is disguised as Rons cousin Barry
harry potter doesn't have a brother, but he does have a cousin named Dudley.
He has only one cousin, Dudley. He has only one cousin, Dudley.
Harry Potter!
Harry didn't have a brother. He grew up with his cousin, Dudley Dursley.
Smeltings is Dudley Dursley's (Harry's cousin) school.
Petunia Dursley is the sister of Lily Potter, Harry's mother. This makes her Harry's aunt. Vernon is her husband Harry's uncle, and Dudley is their son, his first cousin.