Mark Rolston (born December 7, 1956) is an American character actor, known for his supporting roles in such films as Aliens, Lethal Weapon 2, Prancer, The Shawshank Redemption, Rush Hour, The Departed, and the Saw film series, as well as Gordie Liman in The Shield (2003).

Rolston played PFC M. Drake in Aliens (1986), Hans in Lethal Weapon 2 (1989), Herb in Prancer (1989), Stef in RoboCop 2 (1990), Bogs Diamond in The Shawshank Redemption (1994), J. Scar in Eraser (1996), Chief Dennis Wilson in Daylight (1996), Wayne Bryce in Hard Rain (1998), and Special Agent Warren Russ in Rush Hour (1998).

Many of Rolston's screen roles are villains due to his well-known icy stare.

He appeared in a minor role in The CW series Supernatural during the fourth season as the demon Alastair.

He also appeared as Sheriff Hall in the Criminal Minds episode, "Blood Hungry".