Lance Timothy Mason (born August 26, 1967) is a convicted murderer and former American politician, government official, and judge, who served in various offices in and representing Cleveland, Ohio.

He received a Bachelor of Arts from the College of Wooster and Juris Doctor from the University of Michigan Law School in 1992.

In August 2008, Ohio governor Ted Strickland announced that he appointed Mason to be a Judge on the Cuyahoga County Court of Common Pleas after a vacancy arose.

[7] Mason pleaded guilty on August 13, 2015, to attempted felonious assault and domestic violence, and agreed to serve time in prison.

As a convicted felon, Mason will never be allowed to serve as a judge in the future, but could practice law depending on the outcome of disciplinary action by the state Supreme Court.