Career
Blakney, a 6 ft 1 ¼ in (186 m) point guard played college basketball at South Carolina State University, averaging 20.6 points, 5.1 rebounds, and 4.7 assists in his senior year during the 1997-1998 season. Since college, Blakney has played for numerous teams, including Greek League clubs such as Iraklis Thessaloniki (2001-2002), AEK Athens (2002-2003), Maroussi (2003-2006), Olympiacos Piraeus (2007-2008). He has also played with the Russian Superleague club Dynamo Moscow during the 2006-2007 season.
In 2008 he joined the Turkish League team Türk Telekom.
In 2009, he moved to Panellinios. In November 2010 he signed a two-month contract with Unicaja Málaga in Spain, that was later extended until the end of the 2010-2011 season.
In October 2011 he signed with Lokomotiv Kuban in Russia. In December 2012, he returned to Spain and signed with Cajasol Sevilla until the end of the season.