Career
He was Southeastern Conference player of the year as a senior at Tennessee. Ron Slay played for prep powerhouse Oak Hill Academy before heading to the University of Tennessee. In the 2000 National Collegiate Athletic Association Tournament, Slay and the Vols made their first Sweet Sixteen appearance since 1981.
The next season, Slay upped his averages to 12.9 points and 5.3 rebounds per game.
He was named third team all-conference and team Most Valuable Player. Slay was poised to have another strong year as a junior, as he became a regular starter for the Volunteers and again showed improvement in his production, raising his averages to 14.8 points and 6.3 rebounds per game. However, Slay tore his anterior cruciate ligament and was limited to 14 games.
After rehabbing during the offseason, Slay had a breakout year as a senior. Following the conclusion of his college career, Slay went undrafted in the 2003 National Basketball Association Draft.
He instead signed with Galatasaray Café Crown of the Turkish Basketball League.
This began an international basketball career that would take Slay to Israel, Venezuela, Italy, Spain, and Puerto Rico. Slay also played a season for the Asheville Altitude of the NBDL, where he was named second team all-league. On September 17, 2012, Slay signed with Scafati Basket of Italy"s Legadue.
In the summer of 2013, he signed with Châlons Reims.
In August 2014, he signed with of the Liga Portuguesa de Basquetebol for the 2014-2015 season.