Ronald Joseph Livingston (born June 5, 1967) is an American actor. He is known for playing Peter Gibbons in the 1999 film Office Space as well as Captain Lewis Nixon III in the 2001 miniseries Band of Brothers. Livingston's other roles include the films Swingers (1996), Adaptation (2002), The Conjuring (2013), and the television series Loudermilk and Boardwalk Empire, on which he appeared in the fourth season.
Livingston was born in Cedar Rapids, Iowa, to Kurt Livingston, an aerospace/electronics engineer, and Linda (née Rinas), a Lutheran pastor. His younger brother John is also an actor; sister Jennifer Livingston and brother-in-law Mike Thompson are TV news personalities at WKBT in La Crosse, Wisconsin. Livingston first acted at Theatre Cedar Rapids after being introduced to the group during a school job shadowing. Livingston moved to Chicago and became involved in the local theater scene.