It flows south-southeast from Egress Peak, Carlstrom Foothills, into the Flynn Glacier.
It was named after James R. Benbrook of the Department of Physics, University of Houston, Texas, a United States Antarctic Program team member in balloon-borne investigation of the ionosphere and magnetosphere over the Geographic South Pole, 1985–95.
[1] This article incorporates public domain material from "Benbrook Glacier".
United States Geological Survey.
This article about a glacier in Oates Land is a stub.