Jake Doyle is a fictional character from the television series Republic of Doyle, which is set in St. John's, Newfoundland and Labrador. He is a private investigator who runs a detective agency with his father, Malachy Doyle. The show follows their adventures as they solve various cases while navigating personal and family dynamics. Jake is known for his charm, wit, and sometimes reckless behavior. He often finds himself in humorous and challenging situations, balancing his professional life with his relationships, including his complicated romantic history with Tinny Doyle, his cousin. The series combines elements of drama and comedy, showcasing the unique culture of Newfoundland.