Bill Denbrough is a fictional character from Stephen King's novel It. He is one of the main protagonists and is known for his strong leadership qualities and determination. Bill is characterized by his stutter, which he struggles with throughout his childhood. He is deeply affected by the loss of his younger brother, Georgie, who becomes a victim of the malevolent entity known as Pennywise. In the story, Bill is part of a group of friends called the Losers' Club, who unite to confront the evil that plagues their hometown of Derry, Maine. As an adult, he returns to Derry to fulfill a promise to his friends and confront the horrors of their past. Bill's journey highlights themes of friendship, courage, and the power of memory.