| Diocese | Type | Date Vacant | Last Bishop | Event |
| Annunciazione della Beata Vergine Maria a Via Ardeatina | Cardinal Deaconry | 17 Oct 2006 | Mario Francesco Pompedda † | Died, Prefect Emeritus of the Apostolic Signatura |
| S. Atanasio | Cardinal-Priest Title | 7 Sep 1984 | Josyf Ivanovycč Slipyj (Slipiy) † | Died, Major Archbishop of Lviv (Ukrainian) |
| S. Bernardo alle Terme | Cardinal-Priest Title | 1 Apr 2011 | Varkey Vithayathil, C.SS.R. † | Died, Major Archbishop of Ernakulam-Angamaly (Syro-Malabarese) |
| S. Callisto | Cardinal-Priest Title | 29 Aug 2003 | Corrado Ursi † | Died, Archbishop Emeritus of Napoli {Naples} |
| S. Cesareo in Palatio | Cardinal Deaconry | 3 Sep 2011 | Andrzej Maria Deskur † | Died, President Emeritus of the Pontifical Council for Social Communications |
| S. Cuore di Gesů a Castro Pretorio | Cardinal Deaconry | 18 Apr 2011 | Giovanni Saldarini † | Died, Archbishop Emeritus of Torino {Turin} |
| S. Elena fuori Porta Prenestina | Cardinal Deaconry | 6 Mar 2008 | Peter Poreku Dery † | Died, Archbishop Emeritus of Tamale |
| S. Felice da Cantalice a Centocelle | Cardinal-Priest Title | 16 Feb 2009 | Stephen Kim Sou-hwan † | Died, Archbishop Emeritus of Seoul |
| S. Gerardo Maiella | Cardinal-Priest Title | 21 Jul 2011 | Kazimierz Świątek † | Died, Archbishop Emeritus of Minsk-Mohilev |
| S. Gioacchino ai Prati di Castello | Cardinal-Priest Title | 2 Dec 2010 | Michele Giordano † | Died, Archbishop Emeritus of Napoli {Naples} |
| S. Giovanni Battista Decollato | Cardinal Deaconry | 9 Nov 1988 | Mario Nasalli Rocca di Corneliano † | Died |
| S. Giuseppe all’Aurelio | Cardinal-Priest Title | 30 Jun 2011 | Georg Maximilian Sterzinsky † | Died, Archbishop Emeritus of Berlin |
| Ss. Marcellino e Pietro | Cardinal-Priest Title | 26 Aug 2011 | Aloysius Matthew Ambrozic † | Died, Archbishop Emeritus of Toronto, Ontario |
| S. Marcello | Cardinal-Priest Title | 1 May 2011 | Agustín García-Gasco y Vicente † | Died, Archbishop Emeritus of Valencia |
| S. Maria in Cosmedin | Cardinal Deaconry | 26 Jun 1967 | Francesco Roberti † | Appointed, Cardinal-Priest of Ss. XII Apostoli |
| Nostra Signora di Coromoto in S. Giovanni di Dio | Cardinal Deaconry | 16 Oct 2007 | Rosalio José Castillo Lara, S.D.B. † | Died, President Emeritus of the Pontifical Commission for Vatican City State |
| Nostra Signora di Guadalupe a Monte Mario | Cardinal-Priest Title | 22 Mar 2008 | Adolfo Antonio Suárez Rivera † | Died, Archbishop Emeritus of Monterrey, Nuevo León |
| S. Patrizio | Cardinal-Priest Title | 31 Dec 2009 | Cahal Brendan Daly † | Died, Archbishop Emeritus of Armagh |
| S. Ponziano | Cardinal Deaconry | 22 Nov 2010 | Urbano Navarrete Cortés, S.J. † | Died, Priest of Society of Jesus |
| SS. Redentore e S. Alfonso in Via Merulana | Cardinal-Priest Title | 31 Jan 2012 | Anthony Joseph Bevilacqua † | Died, Archbishop Emeritus of Philadelphia, Pennsylvania |
| Regina Apostolorum | Cardinal-Priest Title | 24 Jul 2011 | Virgilio Noč † | Died, President Emeritus of the Fabric of St. Peter |
| S. Sebastiano al Palatino | Cardinal Deaconry | 11 Dec 2011 | John Patrick Foley † | Died, Grand Master Emeritus of the Equestrian Order of the Holy Sepulchre of Jerusalem |
| S. Teodoro | Cardinal Deaconry | 22 Sep 2000 | Vincenzo Fagiolo † | Died, President Emeritus of the Pontifical Council for the Interpretation of Legislative Texts |
| Ss. Vito, Modesto e Crescenzia | Cardinal Deaconry | 1 Apr 2009 | Umberto Betti, O.F.M. † | Died, Rector Emeritus of the Pontifical Lateran University |