Saxe-Eisenberg

{{Expand German|Sachsen-Eisenberg|date=July 2012}}

{{more citations needed|date=March 2017}}

{{Use dmy dates|date=September 2021}}

{{Infobox country

|native_name = {{native name|de|Herzogtum Sachsen-Eisenberg}}

|conventional_long_name = Duchy of Saxe-Eisenberg

|common_name = Saxe-Eisenberg

|era = Middle Ages

|status = Vassal

|empire = Holy Roman Empire

|government_type = Principality

|year_start = 1680

|year_end = 1707

|event_start = Partitioned from
    Saxe-Gotha

|date_start =

|event_end = Extinction of line

|date_end =

|p1 = Saxe-Gotha

|image_p1 = File:Armoiries Saxe2.svg

|s1 = Saxe-Hildburghausen

|image_s1 = File:Flagge Herzogtum Sachsen-Coburg-Gotha (1826-1911).svg

|image_coat =

|image_map = Locator Duchy of Saxe-Eisenberg (1680).svg

|image_map_caption =

|capital = Eisenberg

}}

The Duchy of Saxe-Eisenberg was one of the Saxon Duchies held by the Ernestine line of the House of Wettin.