Marcus William Robertson (February 12, 1870 – May 24, 1948) was a United States Army soldier and a recipient of America's highest military decoration—the Medal of Honor—for his actions during the Philippine–American War.

On that day, near San Isidro in the Philippines, Private Robertson helped to rout a large enemy force despite being greatly outnumbered.

He died at age 78 and was buried in Pine Grove Cemetery, Hood River, Oregon.

Citation "With 21 other scouts charged across a burning bridge, under heavy fire, and completely routed 600 of the enemy who were entrenched in a strongly fortified position.

This biographical article related to World War I United States Army is a stub.