PROBLEM TO BE SOLVED: To provide a biological fiber composite dressing material.SOLUTION: A biological fiber composite dressing material includes: a fabric membrane having opposing first surface layer and second surface layer and a biological fiber membrane having opposing third surface layer and fourth surface layer, in which the fabric membrane has a fabric membrane fiber, the biological fiber membrane is formed by Gluconacetobacter bacteria, and the fourth surface layer is bonded on the first surface layer, biological fibers bonded to a plurality of fabric membrane fibers in an entangled manner are extended over the fourth surface layer in the biological fiber membrane. The biological fiber composite dressing material according to the present invention includes: a fabric membrane which has opposing first surface layer and second surface layer and has fabric membrane fiber and a biological fiber membrane which is formed by Gluconacetobacter bacteria, has opposing third surface layer and fourth surface layer bonded on the first surface layer, and in which a plurality of biological fibers bonded to the fabric membrane fiber in an entangled manner are extended over the fourth surface layer, in which the biological fiber membrane can increase the moisturizing property of a dressing material and have a larger amount of active ingredients.SELECTED DRAWING: Figure 1