Muggles' Guide to Harry Potter/Characters/Piers Polkiss

Overview
Piers Polkiss is a friend of Dudley Dursley.

Philosopher's Stone
Piers accompanies the Dursleys on a trip to the zoo. He and Dudley are frightened when Harry unintentionally releases a large snake; it is Piers who later announces to the Dursleys that he thought he had seen Harry talking to the snake.

Order of the Phoenix
Piers compliments Dudley on the way he had hit someone earlier, as Dudley says good night to his gang after an evening of mayhem. Dudley had told the Dursleys that he was having tea with Piers and the Polkiss family.

Relationships with Other Characters
Piers is Dudley's best friend, and a member of his gang.