No — Zach Harrison is not confirmed to be left-handed; there is no reliable public source currently confirming his left-handedness for general tasks.

Zach Harrison is an American professional football player who plays as a defensive end in the National Football League (NFL). He was a highly touted recruit coming out of high school, recognized for his exceptional athleticism and physical prowess.

He played college football for the Ohio State Buckeyes, where he became a key component of their defensive line. Throughout his collegiate career, Harrison consistently demonstrated his ability to pressure opposing quarterbacks and disrupt offensive plays.

Harrison was selected in the NFL Draft, marking his transition to professional football. He continues to hone his skills as a pass rusher and run defender, aiming to establish himself as a dominant force in the league.

Known for his imposing stature and dedicated work ethic, Harrison is focused on maximizing his potential and contributing significantly to his team's defensive efforts in the highly competitive environment of the NFL.