The retired professional US wrestler, 70, announced the news by posting a video on Instagram of him being dunked into a small tank of water at the Indian Rocks Baptist Church in Florida.
Dressed in a white fitted T-shirt, matching bandana and silver cross necklace, Hogan could be seen smiling as he emerged from the water and hugged the man who assisted him.
View this post on Instagram A post shared by Hulk Hogan (@hulkhogan)
In another clip, Hogan could be seen assisting with the baptism of his wife Sky Daily Hogan, who he married in September.
He also shared a photo of him with his head bowed in what appeared to be a prayer with his family.
Alongside the post, he wrote: "Total surrender and dedication to Jesus is the greatest day of my life.
"No worries, no hate, no judgment... only love!"
Hogan, whose real name is Terry Bollea, was the most popular wrestler of the 1980s, becoming famous around the world for his long-running WWE career.
He is also well known as a TV personality, playing himself in shows such as The Goldbergs and American Dad, and appearing in films such as Mr Nanny, No Holds Barred and Rocky III.
In February 2022, he confirmed he had divorced from his second wife Jennifer McDaniel after 11 years of marriage.
Hogan was previously married to first wife Linda Hogan from 1983 to 2009.
The former couple share two children, Brooke, 35, and Nick, 33.
In September he confirmed he had married Sky Daily by sharing a video to social media of their intimate wedding ceremony.
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