Aerial parts of Stachys pilifera Benth. were collected from two regions: Kazeroon in southern and Shahr-e-kord in western Iran. The composition of the oils of S. pilifera (Lamiaceae) were investigated by GC and GC/MS. The main components of the oil of S. pilifera collected from Kazeroon (1), in southern Iran, were spathulenol (15.8%), cis-chrysanthenol (15.3%), β-caryophyllene (8.4%) and cis-chrysanthenyl acetate (6.9%), while for the plant collected from Shahr-e-kord (2), in western Iran, they were cis-chrysanthenyl acetate (21.8%), linalool (18.9%), terpinen-4-ol (11.9%) and cis-chrysanthenol (9.2%).