Arzbach

{{Infobox German location

|image_coa = DEU Arzbach COA.svg

|coordinates = {{coord|50|22|48|N|7|45|00|E|format=dms|display=inline,title}}

|image_plan = Arzbach in EMS.svg

|state = Rheinland-Pfalz

|district = Rhein-Lahn-Kreis

|Verbandsgemeinde = Bad Ems-Nassau

|elevation = 200

|area = 9.93

|postal_code = 56337

|area_code = 02603

|licence = EMS, DIZ, GOH

|Gemeindeschlüssel = 07 1 41 201

|website = [https://www.arzbach.de/ www.arzbach.de]

|mayor = Claus Eschenauer[https://www.wahlen.rlp.de/de/kw/wahlen/kd/gebiete/1410000000000.html Direktwahlen 2019, Rhein-Lahn-Kreis], Landeswahlleiter Rheinland-Pfalz, accessed 5 August 2021.

|leader_term = 2019–24

|party =

}}

Arzbach is a municipality in the district of Rhein-Lahn, in Rhineland-Palatinate, in western Germany. It belongs to the association community of Bad Ems-Nassau.