No — Cozell McQueen's handedness is not publicly confirmed as left-handed, and no reliable public source currently confirms left-handedness.

Cozell McQueen is a former American college basketball player, best known for his time playing for North Carolina State University in the 1980s. He was a key member of the Wolfpack team that famously won the NCAA Men's Division I Basketball Tournament in 1983 under coach Jim Valvano.

As a power forward, McQueen contributed significantly to the 'Cardiac Pack' with his rebounding and defensive play. He played alongside other notable players such as Thurl Bailey and Sidney Lowe during their championship run.

McQueen was known for his energetic play and physical presence on the court. His contributions were vital to the team's underdog story and their unexpected national championship victory, which remains one of the most memorable in NCAA history.

After his collegiate career, Cozell McQueen did not pursue a lengthy professional basketball career in the NBA, though he did play professionally overseas for a period. He is primarily remembered for his pivotal role in the 1983 NC State championship team.