Shepherd is a census-designated place in Yellowstone County, Montana, United States. The population was 193 at the 2000 census. Shepherd is a Billings suburb located to the northeast. The unincorporated town was named after R.E. Shepherd, a prominent early settler and owner of the Billings Land and Irrigation Company and the Merchants National Bank. The post office opened in 1915.The farming community is near the Yellowstone River.