Mark Wallace (born 1967) is an American businessman, former diplomat and lawyer.
Mark Wallace may also refer to:
Mark Wallace (community leader) (1893–1984), New Zealand cheesemaker, farmer, community leader and local politician Mark Wallace (cricketer) (born 1981), Welsh cricketer Mark Wallace (cyclist) (born 1995), Canadian mountain biker Mark Wallace (journalist) (born 1984), British political journalist Mark Wallace (businessman) (born 1953), CEO, Texas Children's Hospital Mark I. Wallace, American professor of religion Mark T. Wallace, professor of neuroscience and psychology at Vanderbilt University Marc Wallice, former American pornographic actor