Will Hayes is a fictional character from the romantic comedy film Definitely, Maybe, released in 2008. He is portrayed by actor Ryan Reynolds and is a political consultant navigating his love life while telling his daughter the story of how he met her mother. In the film, Will's journey involves three significant women, each representing a different chapter in his life. The narrative unfolds as he reflects on his past relationships, ultimately leading to a deeper understanding of love and commitment. The story combines elements of romance and humor, making it a relatable tale for many viewers.