Tiger Woods' mom has sadly died.

The golfing legend announced the heartbreaking news on his X page Tuesday ... revealing Kultida Woods passed away earlier in the morning.

Tiger did not reveal a cause of death. Kultida was believed to be in her 80s.

"My Mom was a force of nature all her own, her spirit was simply undeniable," Woods said. "She was quick with the needle and a laugh. She was my biggest fan, greatest supporter, without her none of my personal achievements would have been possible."

"She was loved by so many," Tiger continued, "but especially by her two grandchildren, Sam and Charlie. Thank you all for your support, prayers and privacy at this difficult time for me and my family. Love you Mom."

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