Alderton was an alleged Muggle-born wizard who was accused of “stealing magic” and sent to Azkaban by the Muggle-born Registration Commission in the days when the Ministry was controlled by Death Eaters (DH13). He claimed to be the son of Arkie Alderton, a wizard (DH13).
Species / Race Wizard
Blood Status Muggle-born
First Introduced DH13: The Muggle-Born Registration Commission