Roșiori is a city in Bacău County, in the historical region of Moldavia, eastern Romania. It is a small settlement within the county's administrative area, distinct from the larger city of Roșiorii de Vede in Teleorman County.
Like many localities in the region, Roșiori is situated in the foothills of the Carpathian Mountains, in an area characterised by rolling terrain and a temperate continental climate. The surrounding countryside is largely agricultural, with farming forming the traditional economic base of the community.
Detailed historical records for this particular locality are limited, and it is best known simply as one of the many rural settlements that make up Bacău County's network of villages and communes.