Gârlenii de Sus is a village located in Romania within the commune of Gârleni. This administrative area is situated in Bacău County, which is part of the Western Moldavia region.
The commune of Gârleni is composed of four distinct villages: Gârleni, Gârlenii de Sus, Lespezi (Lészped), and Șurina. The local population is predominantly Romanian, with small minorities of Hungarians and Csangos. Religious demographics in the area include a majority of Roman Catholics, followed by Romanian Orthodox and Adventists.