Conclave of 1823

1823年09月02日 – 1823年09月28日

New Pope: Pope Leo XII (63)
Prelate elected as Pope:
Cardinal Annibale della Genga

Cardinal-Priest of S. Maria in Trastevere

Archpriest of Papal Basilica of Saint Mary Major

Vicar General for the Vicariate of Rome of Roma (Italy)

Archbishop-Bishop emeritus of Senigallia (Italy)

Location of Conclave:
Quirinal Palace, Rome
Duration of Conclave:
27 days
Number of Electors:
49 (4 absentees)
Duration of Vacant See:
39 days
Cardinal Vice-Dean: Cardinal Bartolomeo Pacca (66)
Cardinal Protopriest: Cardinal Giuseppe Firrao (87)
Cardinal Protodeacon: Cardinal Fabrizio Dionigi Ruffo (78)
Senior Cardinal-Bishop in Conclave: Cardinal Giulio Maria Della Somaglia (79)
Senior Cardinal-Priest in Conclave: Cardinal Giuseppe Firrao (87)
Senior Cardinal-Deacon in Conclave: Cardinal Fabrizio Dionigi Ruffo (78)
Junior Cardinal-Deacon in Conclave: Cardinal Tommaso Riario Sforza (41)
Vice-Camerlengo: Mr. Tommaso Bernetti (43)
Secretary of Conclave: Msgr. Raffaele Mazio (57)

Participating Cardinals (49)

1 Italy Giulio Maria Della Somaglia (79), Cardinal-Bishop of Ostia–Velletri, Cardinal-Priest of S. Lorenzo in Damaso in commendum, Secretary of State of Apostolic Secretariat, Prefect of Sacred Congregation of Ceremonies, Vice-Chancellor of Apostolic Chancery, Cardinal Dean of Sacred College of Cardinals and Secretary of Commission of Roman and Universal Inquisition
3 Italy Giuseppe Spina (67), Cardinal-Bishop of Palestrina and Metropolitan Archbishop emeritus of Genova (Italy)
5 Italy Tommaso Arezzo (66), Cardinal-Bishop of Sabina
6 Italy Francesco Saverio Castiglioni (61), Cardinal-Bishop of Frascati, Prefect of Sacred Congregation of the Index and Major Penitentiary of Sacred Apostolic Penitentiary
7 Italy Giuseppe Firrao (87), Cardinal-Priest of S. Eusebio, Protopriest of Sacred College of Cardinals and Camerlengo emeritus of Sacred College of Cardinals
8 Italy Luigi Ruffo Scilla (73), Cardinal-Priest of S. Martino ai Monti and Metropolitan Archbishop of Napoli (Italy)
9 Italy Cesare Brancadoro (68), Cardinal-Priest of S. Agostino and Metropolitan Archbishop of Fermo (Italy)
10 Italy Carlo Francesco Caselli , O.S.M. (82), Cardinal-Priest of S. Marcello and Archbishop-Bishop of Parma (Italy)
11 France Joseph Fesch (60), Cardinal-Priest of S. Lorenzo in Lucina, Cardinal-Priest of S. Maria della Vittoria in commendum and Metropolitan Archbishop of Lyon (France)
12 Italy Carlo Oppizzoni (54), Cardinal-Priest of S. Bernardo alle Terme and Metropolitan Archbishop of Bologna (Italy)
13 Italy Annibale della Genga (63), Cardinal-Priest of S. Maria in Trastevere, Archpriest of Papal Basilica of Saint Mary Major, Vicar General for the Vicariate of Rome of Roma (Italy) and Archbishop-Bishop emeritus of Senigallia (Italy)
14 Italy Pietro Gravina (73), Cardinal-Priest of S. Lorenzo in Panisperna and Metropolitan Archbishop of Palermo (Italy)
15 Italy Antonio Gabriele Severoli (66), Cardinal-Priest of S. Maria della Pace, Archbishop-Bishop of Viterbo (Italy), Archbishop-Bishop of Tuscanella (Italy) and Datary of His Holiness of Apostolic Dataria
16 Italy Giuseppe Morozzo della Rocca (65), Cardinal-Priest of S. Maria degli Angeli and Archbishop-Bishop of Novara (Italy)
17 Italy Benedetto Naro (79), Cardinal-Priest of S. Clemente and Prefect emeritus of Sacred Congregation of the Index
19 Italy Antonio Lamberto Rusconi (80), Cardinal-Priest of Ss. Giovanni e Paolo and Bishop of Imola (Italy)
20 Italy Emmanuele De Gregorio (64), Cardinal-Priest of Ss. Bonifacio ed Alessio, Commendatory Archimandrite of Santissimo Salvatore of the Italo-Albanese (Italy) and Prefect of Sacred Congregation of the Council
22 Italy Luigi Ercolani (64), Cardinal-Priest of S. Marco
23 Italy Francesco Cesarei Leoni (66), Cardinal-Priest of S. Maria del Popolo and Bishop of Jesi (Italy)
24 Italy Fabrizio Sceberras Testaferrata (66), Cardinal-Priest of S. Pudenziana and Bishop of Senigallia (Italy)
25 Italy Paolo Giuseppe Solaro (80), Bishop emeritus of Aosta (Italy)
26 Germany Johann Casimir von Häffelin (86), Cardinal-Priest of S. Anastasia
27 France Anne-Antoine-Jules de Clermont-Tonnerre (74), Metropolitan Archbishop of Toulouse (France)
28 Italy Francesco Bertazzoli (69), Cardinal-Priest of S. Maria sopra Minerva
29 Italy Giovanni Francesco Falzacappa (56), Cardinal-Priest of Ss. Nereo ed Achilleo and Archbishop-Bishop of Ancona e Umana (Italy)
30 Italy Antonio Pallotta (53), Cardinal-Priest of S. Silvestro in Capite
31 Italy Francesco Serlupi-Crescenzi (67), Cardinal-Priest of S. Prassede and Dean emeritus of Sacred Roman Rota
33 Italy Luigi Pandolfi (71), Cardinal-Priest of S. Sabina
34 Italy Fabrizio Turriozzi (67), Cardinal-Priest of S. Maria in Ara Coeli
35 Italy Ercole Dandini (64), Cardinal-Priest of S. Balbina, Bishop of Osimo (Italy) and Bishop of Cingoli (Italy)
36 Italy Carlo Odescalchi (38), Cardinal-Priest of Ss. XII Apostoli and Metropolitan Archbishop of Ferrara (Italy)
38 France Antoine-Louis-Henri de La Fare (70), Metropolitan Archbishop of Sens (France)
39 Italy Fabrizio Dionigi Ruffo (78), Cardinal-Deacon of S. Maria in Via Lata, Protodeacon of Sacred College of Cardinals and Datary of His Holiness emeritus of Apostolic Dataria
42 Italy Francesco Guidobono Cavalchini (67), Cardinal-Deacon of S. Maria in Aquiro and Camerlengo emeritus of Sacred College of Cardinals
43 Italy Giovanni Caccia-Piatti (72), Cardinal-Deacon of Ss. Cosma e Damiano and Camerlengo of Sacred College of Cardinals
44 Italy Pietro Vidoni (63), Cardinal-Deacon of S. Nicola in Carcere
45 Italy Stanislao Sanseverino (59), Cardinal-Deacon of S. Maria in Portico
46 Italy Agostino Rivarola (65), Cardinal-Deacon of S. Agata alla Suburra and Prefect emeritus of Prefecture of the Holy Apostolic Palaces
47 Italy Cesare Guerrieri Gonzaga (74), Cardinal-Deacon of S. Adriano al Foro, Secretary emeritus of Sacred Congregation of Bishops and Regulars and Treasurer General emeritus of Reverend Apostolic Camera
48 Italy Antonio Frosini (71), Cardinal-Deacon of S. Maria in Cosmedin and Prefect emeritus of Prefecture of the Holy Apostolic Palaces
49 Italy Tommaso Riario Sforza (41), Cardinal-Deacon of S. Giorgio in Velabro and Master of Papal Chamber emeritus of Prefecture of the Holy Apostolic Palaces

Cardinal-Electors unable to participate (4)

Rome Time Event
1823年09月02日 Tuesday
Day Entry into Quirinal Palace
1823年09月03日 Wednesday
Morning 1st Vote
1823年09月28日 Sunday
Day "Habemus Papam"

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