Instagram/Alan Osmond Music Remember Alan Osmond of The Osmonds. His decades-long battle with MS was met with inspiring advocacy and a positive spirit dedicated to helping others. April 21, 2026 AceShowbiz - The music world has mourned the loss of Alan Osmond, a beloved member of the iconic band The Osmonds, who battled an incurable condition for nearly two decades before his passing. Diagnosed with multiple sclerosis (MS) in 1987, Alan Osmond dedicated much of his life to raising awareness and offering encouragement to those affected by the disease.