Abstract The volatile compounds, obtained by hydrodistillation of aerial parts of Stachys circinnata l'Her. (Lamiaceae), were analyzed by GC and GC/MS. Twenty-seven compounds were characterized representing 98.6% of the essential oil with globulol (40.3%), Î±-cadinol (16.2%), spathulenol (12.7%) and T-muurolol (6.3%) as the main components. Key Word Index: Stachys circinnata Lamiaceaeessential oilglobulolÎ±-cadinolspathulenol