Davey Johnson -- a well-known MLB player and manager -- has died ... according to the New York Mets' public relations office.
Jay Horwitz -- a longtime Mets employee -- announced the news on X ... revealing Davey's wife, Susan, told him about his friend passing away.
Johnson died at a hospital in Sarasota, Florida on Friday. Horowitz did not reveal a cause of death.
Johnson kicked off his career in professional baseball as a minor leaguer in 1962 .