House Vorbretten began with the creation of the first Count Vorbretten. They were in charge of the Vorbretten's District. Their house livery colors were dark green and bittersweet orange.
- Vorbretten House (Vorbarr Sultana), the official Planetary Capitol Residence.
- Vorbretten House (Vorbretten District), the official District Capitol Residence.
- Tatya Vorkeres Vorbretten -wife of René Vorbretten.
- The sixth Countess Vorbretten (unnamed) slept with a Cetagandan ghem officer during the Cetagandan Occupation. This officer, not the sixth Count Vorbretten, was thus the father of the seventh Count Vorbretten, and René Vorbretten's great-grandfather.
Other Members of House Vorbretten
- Rene's father, Commodore Lord Vorbretten, mentioned as a protege of Aral Vorkosigan, died in the War of the Hegen Hub.
- Rene's brother and sisters, all unnamed.