Ernest Pratt King was an American college football head coach who was Delaware football program's sixth head coach.

King played four years at Mercersburg Academy.

[1][2] King was also a professional American football player with the Massillon Tigers.

He was signed by the Tigers in 1906 to play in the Ohio League championship against the Canton Bulldogs in a two-game series.

However rumors of a gamblers fixing the game tainted the championship.