The South Fourche La Fave River is a stream in the Ouachita Mountains of Perry and Yell counties of Arkansas.
[1] It is a tributary of the Fourche La Fave River.
The headwaters arise southwest of the Allen Peak Lookout Tower (at 34°50′47″N 93°28′26″W / 34.84639°N 93.47389°W / 34.84639; -93.47389) and the stream flows east-northeast.
It passes under Arkansas Route 7 and flows north and east to its confluence with the Fourche La Fave River east of Nimrod (at 34°57′14″N 93°01′57″W / 34.95389°N 93.03250°W / 34.95389; -93.03250).
[1][2] The South Fourche LaFave River has a mean annual discharge of 295 cubic feet (8.4 m3) per second, according to statistics from the USGS station at Hollis.