Tolbert Percy Dalton (July 3, 1885 – February 17, 1950) was a professional baseball player who played outfield in Major League Baseball from 1910 to 1916. He attended the University of Virginia. He mysteriously vanished on July 4, 1948, from Catonsville, Maryland, while walking to a church service. In March 2012, it was discovered that Dalton had died of a heart ailment in a Pittsburgh hospital in 1950.