New England Sports Network, popularly known as NESN , is an American regional sports cable and satellite television network owned by a joint venture of Fenway Sports Group (which owns a controlling 80% interest, and is the owner of Boston Red Sox and Liverpool Football Club) and Delaware North (which owns the remaining 20% interest in the network, and owns the TD Garden, home of the Boston Celtics and Boston Bruins). Headquartered in Watertown, Massachusetts, the network is primarily carried on cable providers throughout New England (except in Fairfield County, Connecticut, which is part of the greater New York City media market). NESN is also distributed nationally on satellite providers DirecTV and Dish Network and as NESN National via select cable providers.

NESN is the primary broadcaster of the Boston Red Sox and the Boston Bruins – serving as the exclusive home for all games that are not televised by a national network. NESN also carries minor league baseball games, regional college sports events, various outdoor and sports talk shows, The network has become synonymous with local sports in New England, and is considered a local institution.