Amos Wilbur Marston (October 9, 1865 – May 8, 1947) was an American lawyer, amateur rower, and rowing coach.

Marston was part of the 1889 Cornell crew that easily beat University of Pennsylvania and Columbia University at New London, Connecticut and then a few weeks later broke the world record for and eight oared three mile race versus Pennsylvania at the Schuylkill in Philadelphia.

[3] He would also be part of the 1891 team that set a world record over three mile course with a time of 14 minutes and 27 ½ seconds at an eight oared intercollegiate race in New London, Connecticut.

Marston prepared the Wisconsin Badgers rowing team for several weeks before a race with the Delaware Boat Club of Chicago.

With Marston coaching, Wisconsin was able beat the Delaware Boat Club.