Ankylosing spondylitis is a chronic inflammatory disease that primarily affects the spine, but may also affect other parts of the body. It is not known which celebrity has ankylosing spondylitis, as it is a very private matter and is not usually shared publicly. However, there are some celebrities who have openly discussed their struggle with the condition, such as singer-songwriter Lady Gaga, who has been open about her experience with the condition. Other celebrities who have spoken about their struggles with ankylosing spondylitis include actor and comedian Michael J. Fox and singer Sheryl Crow. Ultimately, there is no definitive answer as to which celebrity has ankylosing spondylitis, but those mentioned are just a few of the celebrities who have shared their personal stories.