Randall Donn Marshall (born December 14, 1946) is a former American football defensive end.
Marshall was born in Oregon City, Oregon, in 1946 and attended Santiam High School in Mill City, Oregon. He played college football and basketball at Linfield College in McMinnville, Oregon, and was selected by the Atlanta Falcons in the sixth round (152nd overall pick) of the 1970 NFL Draft. He appeared in 15 games for the Falcons, two of them as a starter, during the 1970 and 1971 seasons. He was inducted into the Linfield Athletics Hall of Fame in 2006.