BBC News reports that Hagman, who had suffered from cancer and cirrhosis of the liver, died in hospital on Friday afternoon, according to a family statement.
'Larry was back in his beloved Dallas, re-enacting the iconic role he loved most', said the family. 'He was surrounded by loved ones'.
Linda Gray, who played J.R.'s long-suffering wife, Sue Ellen, was with Hagman in Dallas when he died, the actress' spokesman, Jeffrey Lane, said in an email.
'Larry Hagman was my best friend for 35 years', Gray said in a statement. 'He was the Pied Piper of life and brought joy to everyone he knew. He was creative, funny, loving and talented, and I will miss him enormously'.
Larry Hagman star of Dallas dies at 81
Larry Hagman dead at 81, portrayed notorious TV villain J.R. Ewing
Lindsay Lohan, Liz Taylor and pages of "what ifs" for TV's "Liz & Dick"



The Alchemists: Three Central Bankers and a World on Fire
Hubris: How HBOS Wrecked the Best Bank in Britain







