Seamus Finnigan is an Irish half-blood wizard in the Harry Potter series and a Gryffindor student at Hogwarts, best known as the close friend of Dean Thomas. Though he initially doubted reports of Lord Voldemort's return, he joined Dumbledore's Army under Harry Potter's leadership.
He remained with the D.A. through the occupation of Hogwarts and fought in the Battle of Hogwarts in 1998. He appears in the live-action Harry Potter films; details are drawn from the Harry Potter Wiki, and a chronological account is available in the Timeline.
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