Mark Wayne Clark (May 1, 1896 - April 17, 1984) was an American military officer in three wars: World War I, World War II, and the Korean War, and later served as president of The Citadel. As commander of the Fifth Army in Italy in World War II, he was the youngest person appointed as Lt. General.

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Mark A. Clark is an Arizona state congressmen. He was born in San Manuel, Arizona on March 8, 1967. He was a state representative in the Arizona House of Representative's 45th Legislature from 2001 to 2002. He was member of the Democratic Party

Mark Clark was representing District 07, as was his father, Harry Clark , who was a House Member from 1992 - 2000. In 2003, Republican Jim Waring became representative of District 07.

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Mark William Clark is a baseball player. He was born on May 12, 1968 in Bath, Illinois. He debuted on September 6, 1991 for the St. Louis Cardinals.

• 1993 he started playing for the Cleveland Indians.
• 1996 he went to the New York Mets.
• 1997 he joined the Chicago Cubs.
• 1999 he changed to the Texas Rangers.

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