He entered Morgan State University in 1964 and received his Bachelor of Science in Business Administration degree.
Johnson finished his career leading Morgan State to the longest winning streak in college football at the time.
Johnson is a member of Morgan State University's Varsity "M" Club athletic Hall Of Fame.
He was selected to the Boston Patriots All-Time Team of the Decades of the 1960s and honoured at a special pre-game and halftime ceremony on December 5, 1971, at Schaefer in conjunction with Gino Cappelletti Day.
Daryl was also a starting defensive back in the World Football League with the Houston Texans/Shreveport Steamers.