Dugan Branch is a stream in Crawford County in the U.S. state of Missouri. It is a tributary of Shoal Creek.
The stream headwaters arise at 37.8753°N -91.1076°W and it flows westward to its confluence with Shoal Creek at 37.8759°N -91.1287°W approximately miles south of Huzzah.
Dugan Branch has the name of J. M. "Dugan" Gillam, the original owner of the site.[1]