Cho was born into a wizarding family, the daughter of Mr. and Mrs. Chang, who are of Asian descent. She became a great Quidditch fan at the age of six, and cheered for the Tutshill Tornados. In 1990, at the age of eleven, Cho began attending Hogwarts School of Witchcraft and Wizardry and was Sorted into Ravenclaw house. She soon tried out for her house Quidditch team, and attained the position of Seeker. She made friends with fellow Ravenclaw Marietta Edgecombe.
Source from Wikipeida