Charles I. Matthews (born November 15, 1996) is an American professional basketball player for the Memphis Hustle of the NBA G League.

He played his freshman season for the 2015–16 Kentucky Wildcats men's basketball team after attending St. Rita of Cascia High School.

[2] Matthews briefly lived in Matteson, Illinois before returning to the South Side where he attended Ray Elementary and began his basketball career at the 63rd and Stony Island YMCA.

[1] In his youth, he played chess, hockey,[1] the trombone and skateboarded, but he began to take basketball seriously the summer before his high school freshman year.

[6] On June 1, Matthews won the 2014 USA Basketball 3-on-3 Under-18 National Championship Tournament with teammates Braxton Blackwell, Tim Delaney and Kipper Nichols.

[8] During Matthews' four-year high school career at St. Rita's, he led the team to 82 wins and four straight Chicago Catholic League South championships, including a 26–4 record as a senior.

[2] As a junior, he averaged 17.0 points and 5.0 rebounds for the 21–8 St. Rita's team that was eliminated from the 2014 IHSA Class 4A playoffs by the Jahlil Okafor-led Whitney M. Young Magnet High School.

[12] Matthews' national ranking fell significantly from the time he committed to Kentucky to the end of his high school career.

[4] Matthews played in 36 games (including 3 starts) for the 2015–16 Kentucky Wildcats, posting averages of 1.7 points, 1.6 rebounds and 10.3 minutes.

[18] Matthews' three starts included the season opener against Albany and the December 26 rivalry game against #16 ranked Louisville,[10] when Isaiah Briscoe injured his ankle in pregame warmups and sat out.

Since Moe Wagner added 21 points and 10 rebounds, the team had its first pair of double-doubles in a game since Glenn Robinson III and Trey Burke did so for the 2012–13 national runner-up Wolverines on January 6, 2013.

[30][31] On December 21, Michigan defeated the previously winless Alabama A&M Bulldogs 97–47 as Matthews posted 31 points, another career high.

[37][38] On March 15, Michigan began play in the 2018 NCAA tournament with a 61–47 victory over Montana in the first round, as Matthews posted 20 points and a career-tying 11 rebounds, for his fourth double-double of the season.

Matthews, who averaged 16.5 points and 7.3 rebounds to lead Michigan in the first four games of the NCAA tournament, was named West Region Most Outstanding player.

[45][46] The team lost in the 2018 NCAA Division I men's basketball championship game to (#2 Coaches Poll/#2 AP Poll) Villanova.

[75][76] On March 21, Matthews posted a game-high 22 points and ten rebounds for his seventh career double-double in a 74–55 victory over Montana in the first round of the 2019 NCAA tournament.

[77][78] Following the season, on April 9, 2019, Matthews (along with teammates Iggy Brazdeikis and Jordan Poole) declared for the 2019 NBA draft with the intention of hiring agents.

[80][81] On June 9, 2019, Matthews tore his anterior cruciate ligament during a predraft workout with the Boston Celtics and subsequently went undrafted in the 2019 NBA draft.