Isenburg-Birstein was the name of two German historical states centred on Birstein in southeastern

Hesse Hesse (, , ) or Hessia (, ; german: Hessen ), officially the State of Hessen (german: links=no, Land Hessen), is a state in Germany. Its capital city is Wiesbaden, and the largest urban area is Frankfurt. Two other major historic cities are Dar ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. The first "Isenburg-Birstein" was a County and was created as a partition of Isenburg-Büdingen-Birstein in 1628. It was merged into

Isenburg-Offenbach Isenburg-Offenbach was the name of a state of the Holy Roman Empire, based around Offenbach and Neu Isenburg (built by the counts in 1699) in modern Hesse Hesse (, , ) or Hessia (, ; german: Hessen ), officially the State of Hessen (german: l ...

in 1664. The second "Isenburg-Birstein" was a Principality, created as a partition of Isenburg-Offenbach in 1711. It was renamed the " Principality of Isenburg" in 1806.

Counts and Princes of Isenburg-Birstein

{{Coord missing, Hesse Counties of the Holy Roman Empire House of Isenburg States and territories established in 1711 States and territories established in 1628 1628 establishments in the Holy Roman Empire Principalities of the Holy Roman Empire Former monarchies of Europe