U.S General Robert E. Lee’s closest companion and devoted horse was who? Earn the Noteworthy in Horses badge at Mane-U! 1. General Robert E. Lee’s closest companion and devoted horse was who? Lexington Lady Margrave Sherman Traveller Loading… Share this:ShareFacebookTwitterPinterestLinkedIn Related Related posts: In The Horse Whisperer movie, what was the name of the traumatized horse? Which of these is another name for the horse Justin Morgan? Who was Black Beauty’s friend in Anna Sewell’s book of the same name? One of the founding sires of the Thoroughbred breed, the Godolphin Arabian, had a companion that was a what?