Murdock MacQuarrie va ser un actor i director nord-americà de cinema mut. El seu nom també es va veure com Murdock McQuarrie. MacQuarrie va néixer a San Francisco, Califòrnia, i hi va anar a l'escola. Era germà dels actors Albert MacQuarrie, Frank MacQuarrie i George MacQuarrie.

Murdock MacQuarrie was born on August 25, 1878 in San Francisco, California, as Murdock J. MacQuarrie. He was an actor and director, known for Modern Times (1936), By the Sun's Rays (1914) and Nancy's Birthright (1916). He was married to Claire M. He died on August 22, 1942 in Los Angeles, California.