Sovereign Houses of the Pontifical Imperial State

Antique-style map of the historic lands represented among the sovereign houses — An artistic representation of the historic lands and traditions represented within the Pontifical Imperial State.
(Boundaries are illustrative.)

This register presents the sovereign houses associated with the Pontifical Imperial State of Rome-Ruthenia and the Pontifical Court, bringing together the patrimony of the Pope and Prince-Bishop of Rome-Ruthenia, the ecclesiastical electorates, and the royal, princely, archducal, ducal, and comital houses.

Reading the register: “Patrimony” identifies a dignity retained within a sovereign house; “Hereditary” records the stated status of a house; and “Vacant” indicates that no incumbent is presently listed.

Sovereign patrimony

Patrimony of the Roman-Ruthenian Pope

Pontifical Roman State

Patrimony of the Prince-Bishop of Rome-Ruthenia

Pontifical Kingdom of Rus'

Patrimony of the Prince-Bishop of Rome-Ruthenia

Royal House of Etruria

Patrimony of the Prince-Bishop of Rome-Ruthenia

The Ecclesiastical Archducal House of Zagros

Patrimony of the Prince-Bishop of Rome-Ruthenia

For a complete list of the patrimony and titles of the Roman-Ruthenian Pope, please click here.

Ecclesiastical electors

The Electorates

Electorate of Trier & Grand Duke of Rome

Vacant

Electorate of Mainz & Grand Duke of Rome

H.M.Em.I.R.H. Gr. D. Douglas v. Röm-Frankfurt

Elector of Mainz

Electorate of Köln & Grand Duke of Rome

Vacant

Temporal houses

Royal, Grand Ducal, and Princely Houses

Princely House of Gavrilchik-Mishkovich

H.P.I.H. Grand Duke Alexander of Rome-Ruthenia

Hereditary Patrimony of the Apostolic Household

Grand Ducal House of Frankfurt

H.M.Em.I.R.H. Very Rev. Grand Duke Douglas v. Röm-Frankfurt

Hereditary

Royal House of Friuli

H.R.S.H. Prince Floyd of Friuli and Chíquiza

Hereditary

Royal House of Altai and Hyrcânia

H.R.H. Grand Prince Hernan Alejandro Olano Garcia

Hereditary

Royal and Serene House of Chíquiza

H.R.S.H. Prince Floyd of Friuli and Chíquiza

Hereditary

Most Serene, Princely, and Ducal House of Riboalte

H.S.H. Grand Prince Joan Terré i Boliart

Hereditary

Princely and Archducal House of Maritima

H.H. Prince Daniel Rivera Alijas, Prince of Modanella

Hereditary

Ecclesiastical houses

Archducal Houses

House of Alcazar

H.R.S.H. Prince Floyd of Friuli and Chíquiza

Hereditary

House of Elburz

H.B. Patriarch Nicholas, Archduke of Elburz

House of Gilboa

H.Ill.H. Hernan Alejandro Olano Garcia

Archduke of Gilboa

Hereditary

House of Caesarea

H.Ill.H. Archbishop Rui Costa Barbosa

Archduke of Caesarea

House of Verulamium

H.Ill.H. Most Rev. Jonathan Kyangasha

Archduke of Verulamium

House of Nain

H.Ill.H. the Most Rev. Archbishop William Jones, OSB

Archduke of Nain

House of Shiloh

H.Ill.H. Bishop Howard Doe, Archduke of Shiloh

House of Tarsus

H.B. Metropolitan Daniel de Jesus Ruiz Flores

Archduke of Tarsus

House of Capernaum

H.Ill.H. Archbishop Peter McInnes

Archduke of Capernaum

House of Gennesaret

H.Ill.H. Ramiro Anzit-Guerro, Archduke of Gennesaret

Hereditary

House of Tiberias

His Beatitude Patriarch Nicholas, Archduke of Tiberias

Hereditary

Ecclesiastical houses

Ducal and Comital Houses

Ducal House of Bethphage

His Grace Dr. Nicolas K. Laos, Duke of Bethphage

Hereditary

Ducal House of Hattin

Patrimony of the Royal and Serene House of Friuli

Hereditary

Ducal House of Bethal

H.G. Edgar Fuentes, Duke of Bethal

Hereditary

Ducal House of Bethlehem

Vacant

Ducal House of Cherith

H.S.H. Grand Prince Joan Terré i Boliart

Duke of Cherith

Hereditary

Ducal House of Enon

H.Ill.H. Arch-Deaconess Dr. Karen Anderson

Duchess of Enon, Archduchess of Capernaum

Hereditary

Comital House of Bethany

H.E. James McCoskey, Count of Bethany

Hereditary