Logan Branch is a stream in Franklin and Gasconade County in the U.S. state of Missouri.[1] It is a tributary of the Bourbeuse River.
The stream headwaters arise in southeast Gasconade County at 38°13′11″N 91°23′12″W / 38.21972°N 91.38667°W and it flows generally to the northeast into Franklin County to its confluence with the Bourbeuse at 38°15′48″N 91°20′57″W / 38.26333°N 91.34917°W.[1]
Logan Branch has the name of a pioneer citizen.[2]