Rhema Lee McKnight (born March 6, 1984, in Inglewood, California) is a former wide receiver for the University of Notre Dame's American football team and signed with the New Orleans Saints as an undrafted free agent on April 29, 2007.

After suffering a devastating knee injury early in 2005, McKnight was granted a fifth-year of eligibility by the NCAA and finished the year with 67 receptions for 907 yards and 15 TDs.

McKnight went to John F. Kennedy High School, in La Palma, California.

He was one of several Notre Dame Fighting Irish recruits to play in the 2002 U.S. Army All-American Bowl along with Anthony Fasano, Maurice Stovall, Chris Frome, and Marcus Freeman.

This biographical article relating to an American football wide receiver born in the 1980s is a stub.