Mark E. Marquess
- Bats Both, Throws Left
- Height 5' 11", Weight 180 lb.
- School Stanford University
- High School Amos Alonzo Stagg High School (Stockton)
Mark Marquess has been Stanford University's head coach since 1977. He served as the head coach of the United States at the 1988 Olympics. He managed the US to a Silver Medal in the 1988 Baseball World Cup.
In high school, he was a teammate of future major league pitcher Pat Jacquez. He was a first team All-American first baseman at Stanford in 1967, helping the team to the 1967 College World Series. Marquess was on the US team that won Gold at the 1967 Pan American Games; through 2014, it is the only Gold for a US baseball team at the Pan American Games. He had 3 doubles and a single in game 1 of the finals to beat Cuba. Additionally, it marked the first time the US beat Cuba in the Gold Medal game of an international event. He played in minors from 1969-1973, getting as high at Triple A.