Isenburg-Offenbach
Isenburg-Offenbach was the name of a state of the Holy Roman Empire, based around Offenbach and Neu Isenburg in modern Hesse, Germany. It was created as a partition of Isenburg-Büdingen-Birstein in 1628. In 1711 the immediacy passed to Isenburg-Birstein while the line was partitioned into Isenburg-Eisenberg and Isenburg-Philippseich.
Name | Reign | Notes |
| Wolfgang Henry | 1628–1635 | |
| John Louis | 1635–1685 | Count of Isenburg-Birstein |
| John Philip | 1685–1711 | Count of Isenburg-Philippseich |
| Christian Henry | 1685–1711 | Count of Isenburg-Eisenberg |