House Sinnel was a vassal of House Doria before the Ildorian Revolution. It traditionally held the countyship of County New Brelwyn, which is remains intact even after the transition to a preceptocracy. The house is still considered a vassal even though the monarchy has been abolished.
Members
- Alerran of Sinnel, head of household, Arch-Precept of Ildoria
- Stonton of Sinnel, Count of New Brelwyn