According to US media the Spartacus star died on Wednesday at his home in Beverly Hills, California. He is survived by his wife of 65 years Anne Buydens and his three sons Michael, Joel, and Peter. His son Michael Douglas, an acting icon in his own right, revealed the news of his father's death in an emotional statement, the Daily Mail newspaper reported.
In his statement, Michael said: 'It is with tremendous sadness that my brothers and I announce that Kirk Douglas left us today at the age of 103...
'To the world, he was a legend, an actor from the golden age of movies who lived well into his golden years, a humanitarian whose commitment to justice and the causes he believed in set a standard for all of us to aspire to.
'But to me and my brothers Joel and Peter he was simply Dad, to Catherine, a wonderful father-in-law, to his grandchildren and great grandchild their loving grandfather, and to his wife Anne, a wonderful husband.
'Kirk's life was well lived, and he leaves a legacy in film that will endure for generations to come, and a history as a renowned philanthropist who worked to aid the public and bring peace to the planet. Let me end with the words I told him on his last birthday and which will always remain true. Dad - I love you so much and I am so proud to be your son.'
Michael's wife, Catherine Zeta-Jones, was among those leading the tributes in the wake of her father-in-law's death, writing alongside a photo of the pair: 'To my darling Kirk, I shall love you for the rest of my life. I miss you already. Sleep tight...'
A host of other Hollywood stars joined in the outpouring of grief, with celebrities and fans alike flooded social media to honor the legendary screen star after news of his death broke.