"I am so sad to say that last night my daddy, Greg passed away from stage 4 cancer," she tweeted. "Thank you to everyone who kept him in your prayers."
"Tonight, I do the show in his honor," she added.
In 2015, the Daily Mail newspaper reported
that the actress revealed her father's diagnosis while accepting an award during the 2015 Industry Dance Awards in Los Angeles.
"Last year, my boyfriend, Austin, lost his mom, Lori, to cancer, and my dad has just been recently diagnosed with stage four cancer," she said. "Let me tell you, I hate cancer. I hate cancer with every cell of my being."
In January 2016 she asked fans to pray for her dad.
Several of her celebrity friends offered their condolences Sunday via Twitter.
Hudgens was cast as Rizzo in "Grease: Live," which aired Sunday on Fox.
She received high praise on social media for her performance.