Tamhorn is a former civil parish, now in the parish of Fisherwick, in the Lichfield district, in the county of Staffordshire, England, 2+1⁄2 miles north-west of Tamworth. It was an extra-parochial area in Offlow hundred until 1858, when it became a civil parish. It was annexed to Fisherwick parish on 1 April 1934. It had an area 770 acres. The population was 5 in 1841 and 19 in 1931, the last census before its annexation.