Patrick M. Lawlor (born 1951) is a video game and pinball machine designer.Lawlor's pinball career began as an engineer for Williams in 1987, when he co-designed a dual-playfield machine called Banzai Run with Larry DeMar. Pat Lawlor had previously been a video game designer and had entered the coin-operated game design world in 1980, working for Dave Nutting Assoc. In 1988, he was given the reins of his first individual design project, a machine entitled Earthshaker, which was released in January 1989.