Braeden Tkachuk is an American professional ice hockey player who is a left winger and captain for the Ottawa Senators of the National Hockey League (NHL). Tkachuk was chosen by the Senators as the fourth overall pick in the 2018 NHL entry draft. Prior to turning professional, Tkachuk played one season for the Boston University Terriers, earning All-Hockey East Rookie Team honors. He is the brother of Matthew Tkachuk, a forward for the Florida Panthers, and the son of Keith Tkachuk, who played in the NHL for 18 years.