Zemeș

{{for|the river in Bacău County|Zemeș (river)}}

{{Infobox Romanian subdivision

|type = commune

|county = Bacău

|name = Zemeș

|image_flag =

|image_shield =

|image_skyline =

|image_caption =

|image_location =

|image_map = Zemes jud Bacau.png

|map_caption = Location in Bacău County

|leader_name = Răzvan Tudosă

|leader_party = PNL

|leader_term = 2020–2024

|coordinates = {{coord|46|35|N|26|25|E|region:RO|display=it}}

|elevation = 521

|elevation_min =

|elevation_max =

|area_total = 106.86

|area_footnotes =

|population_as_of =

|population_total = auto

|population_footnotes =

|postal_code = 607690

|area_code = +(40) 234

|website = {{URL|https://www.zemes.ro/}}

}}

Zemeș is a commune in Bacău County, Western Moldavia, Romania. It is composed of two villages, Bolătău and Zemeș.