Ordained Priest | Years | Name | Current Title |
| Most Senior |
| 2 May 1954 |
| Archbishop Blasco Francisco Collaço | Apostolic Nuncio Emeritus to South Africa |
| 15 Jul 1956 |
| Sergio Cardinal Sebastiani | President Emeritus of the Prefecture for the Economic Affairs of the Holy See, Roman Curia |
| 27 Jul 1956 |
| Bishop Raymond Razakarinvony | Bishop Emeritus of Miarinarivo |
| 28 Oct 1956 |
| Bishop Donald Joseph Leo Pelletier, M.S. | Bishop Emeritus of Morondava |
| 28 Jun 1957 |
| Bishop Alwin Albert Hafner, M.S.F. | Bishop Emeritus of Morombe |
| 29 Jun 1959 |
| Bishop Jean-Pierre-Dominique Zévaco, C.M. | Bishop Emeritus of Tôlagnaro |
| 30 Jul 1961 |
| Archbishop Philibert Randriambololona, S.J. | Archbishop Emeritus of Fianarantsoa |
| 28 Jun 1964 |
| Archbishop Agostino Marchetto | Secretary Emeritus of the Pontifical Council for Pastoral Care of Migrants and Itinerant People, Roman Curia |
| 18 Dec 1965 |
| Bishop Antoine Scopelliti, O.SS.T. | Bishop of Ambatondrazaka |
| 31 Mar 1968 |
| Archbishop Adriano Bernardini | Apostolic Nuncio to Italy |
| 9 Mar 1969 |
| Bishop Ferdinand Botsy, O.F.M. Cap. | Bishop Emeritus of Ambanja |
| 13 Apr 1969 |
| Bishop Armand Toasy | Bishop of Port-Bergé |
| Most Junior |
| 5 Jul 1997 |
| Bishop Marie Fabien Raharilamboniaina, O.C.D. | Bishop of Morondava |
| 7 Sep 1996 |
| Bishop Jean de Dieu Raoelison | Auxiliary Bishop of Antananarivo |
| 8 Aug 1993 |
| Bishop Fulgence Razakarivony, M.S. | Bishop of Ihosy |
| 30 Aug 1992 |
| Bishop Marcellin Randriamamonjy | Bishop of Fenoarivo Atsinanana |
| 15 Aug 1992 |
| Bishop Fidelis Rakotonarivo, S.J. | Bishop of Ambositra |
| 21 Sep 1991 |
| Bishop Jean Claude Randrianarisoa | Bishop of Miarinarivo |
| 29 Jul 1990 |
| Bishop Roger Victor Rakotondrajao | Bishop of Mahajanga |
| 21 Mar 1987 |
| Bishop Gustavo Bombin Espino, O.SS.T. | Bishop of Tsiroanomandidy |
| 28 Sep 1986 |
| Archbishop Désiré Tsarahazana | Archbishop of Toamasina |
| 11 Jun 1986 |
| Bishop Zygmunt Robaszkiewicz, M.S.F. | Bishop of Morombe |
| 15 Aug 1984 |
| Bishop Benjamin Marc Ramaroson, C.M. | Bishop of Farafangana |
| 9 Jul 1983 |
| Archbishop Eugene Martin Nugent | Apostolic Nuncio to Madagascar |