Larry Martin Hagman, né le 21 septembre 1931 à Fort Worth, au Texas (États-Unis) et mort le 23 novembre 2012 à Dallas au Texas (États-Unis), est un acteur, réalisateur et producteur américain.

partir du 13 juin 2012, il a fait partie de la distribution principale de Dallas 2.0 pour la chaîne câblée TNT. Il y reprend son rôle de J. R. Ewing. Larry Hagman meurt le 23 novembre 2012, à l'âge de 81 ans, des suites d'un cancer de la gorge

Larry Martin Hagman (September 21, 1931 – November 23, 2012)^[1] was an American film and television actor best known for playing ruthless oil baron J. R. Ewing in the 1980s primetime television soap opera Dallas, and befuddled astronaut Major Anthony "Tony" Nelson in the 1960s sitcom I Dream of Jeannie.

He had supporting roles in numerous films including Fail-Safe, Nixon, and Primary Colors. His television appearances also included guest roles on dozens of shows spanning from the late 1950s up until his death, and a reprisal of his signature role on the 2012 revival of Dallas. He occasionally worked as a producer and director on television.

Hagman was the son of actress Mary Martin. He underwent a life-saving liver transplant in 1995. Although Hagman was a member of a 12-step program, he publicly advocated marijuana as a better alternative to alcohol. He died on November 23, 2012 from complications of throat cancer.