Kieffer Bellows (born June 10, 1998) is an American professional ice hockey forward, currently playing for the Bridgeport Sound Tigers of the American Hockey League (AHL) as a prospect to the New York Islanders of the National Hockey League (NHL). He was drafted in the first round (19th overall) of the 2016 NHL Entry Draft by the Islanders. He is the son of former Canadian NHL All-Star Brian Bellows.
Before being drafted into the NHL, Bellows played with the Sioux Falls Stampede and U.S. National Development Team of the United States Hockey League (USHL). In his rookie season with the Stampede, Bellows was fifth in the United States Hockey League with 33 goals and was named USHL Rookie of the Year. Bellows then went on to play with Boston University before being drafted in the first round of the 2016 NHL Entry Draft by the New York Islanders. On September 22, 2017, Bellows was signed to a three-year, entry-level contract with the Islanders. Bellows chose to forgo the three remaining years of his NCAA eligibility and subsequently joined the Portland Winterhawks of the Western Hockey League (WHL), who has drafted him in the 2013 WHL Bantam Draft.