[1] After a high school playing career at DeMatha Catholic High School under Morgan Wootten, where he was named the Gatorade Player of the Year in the state of Maryland, Blakeney played collegiately at Duke under Mike Krzyzewski where he was part of the Blue Devils' 1991 NCAA Championship season as a redshirting freshman, and the 1992 NCAA Championship season.
[3][4] Upon graduating, Blakeney landed his first assistant coaching position under Lefty Driesell at James Madison, where he stayed for one season before another one-year stop at La Salle.
Blakeney joined former Duke assistant coach Mike Brey's staff at Delaware, where he stayed from 1997 to 2001.
[6][7] In 2011, Blakeney left coaching for the private sector, working at Under Armour in the company's marketing division.
[8][4] On May 6, 2019, Blakeney was named the 10th head coach in Howard men's basketball history, replacing Kevin Nickelberry.