Keith Damon Appling (born February 13, 1992) is an American former basketball player and convicted murderer.

In 2009, as a junior, he led his team to win the Michigan High School Athletic Association Class A Basketball Championship.

As a freshman at MSU, Appling averaged 6.4 points and 2.8 rebounds per game while shooting over 41% from three-point range.

[10] On March 7, 2015, he was traded to the Erie BayHawks in exchange for the returning player rights to Cleveland Melvin.

[17] He made his NBA debut that night in a 98–81 loss to the Atlanta Hawks, recording two points and one steal in eight minutes of action.

[22] After two years away from the game due to a jail term, Appling returned to basketball for the 2018–19 season, signing with Cañeros del Este of the Dominican Republic.

[26] In February 2020, Appling was charged with delivery or manufacture of 19 grams of heroin in a car he was attempting to sell.