Charles Urquhart Gravatt (June 28, 1849 – April 14, 1922) was an American physician, naval officer, and Democratic politician who served as a member of the Virginia Senate from 1908 until his death in 1922. A veteran of the Spanish–American War, he served as the fleet surgeon under Admiral William T. Sampson at the Battle of Santiago de Cuba. His younger brother, William Loyall Gravatt, was the longtime Bishop of the Episcopal Diocese of West Virginia.