Jacob Peterson II

 for the grandparent of Jacob Peterson, see Jacob Peterson

Jacob Viktor "Jack" Peterson Jr. (b. December 25, 1997) is a muggle born wizard and is the only child of Muggles Mario and Yvonne Peterson who are a doctor and nurse couple in Muggle Lincolnshire. Jack learned, at the age of eleven, that he, like two of his cousins, but, unlike the rest of his family, was a wizard and had been accepted into Hogwarts School of Witchcraft and Wizardry. He began attending the school on September 1, 2009, when he was eleven, and was sorted into Hufflepuff House. He is still currently at Hogwarts and is in his third year.