A natural antibacterial waterproof composition for soil and wood and a method for manufacturing includes beef tallow, soybean oil, turpentine, pine resin, paraffin, and a natural antibacterial insecticide, wherein the natural antibacterial insecticide is made by extracting effective components from ginkgo leaves through hot-water extraction. According to the present invention, the natural antibacterial waterproof composition for soil and wood is applied to the surfaces of the soil wall, soil brick and wood and absorbed therein, thus providing waterproofing performance and protecting the soil wall, soil brick and wood from harmful insects like ants, worms and so on. Further, the composition has excellent waterproofing and insecticidal performance during a long period of time as well as during a short period of time, thus desirably decreasing the maintenance cost.