Harry Markey Grayson (May 10, 1894 – September 30, 1968) was an American sportswriter.
He was the sports editor of the Newspaper Enterprise Association from 1934 to 1963.
In 1943, Grayson published a series of profiles on the great figures in baseball history.
The series was published in newspapers under the name, "They Played The Game."
The following year, the articles were compiled into a book having the same title.