Ordained Priest | Years | Name | Current Title | 
| Most Senior | 
| 31 Jan 1960 | 
 | Bishop Johannes Henricus J. Te Maarssen, S.V.D. | Bishop Emeritus of Kundiawa | 
| 18 Mar 1962 | 
 | Antonio Maria Cardinal Vegliò | President Emeritus of the Dicastery for Promoting Integral Human Development, Roman Curia | 
| 26 Jun 1965 | 
 | Bishop Cesare Bonivento, P.I.M.E. | Bishop Emeritus of Vanimo | 
| 27 Sep 1969 | 
 | Archbishop Stephen Joseph Reichert, O.F.M. Cap. | Archbishop Emeritus of Madang | 
| 19 Dec 1970 | 
 | Bishop Gilles Côté, S.M.M. | Bishop Emeritus of Daru-Kiunga | 
| 19 Mar 1972 | 
 | Archbishop Adolfo Tito Camacho Yllana | Apostolic Nuncio to Israel | 
| 27 Apr 1974 | 
 | Archbishop Francesco Panfilo, S.D.B. | Archbishop Emeritus of Rabaul | 
| 1 Jun 1974 | 
 | Bishop Rolando Crisostomo Santos, C.M. | Bishop Emeritus of Alotau-Sideia | 
| 21 Oct 1976 | 
 | Archbishop Francisco Montecillo Padilla | Apostolic Nuncio to Guatemala | 
| 13 Aug 1977 | 
 | Archbishop Douglas William Young, S.V.D. | Archbishop Emeritus of Mount Hagen | 
| 28 Apr 1984 | 
 | Bishop Walenty Gryk, S.V.D. | Bishop of Goroka | 
| 8 Jun 1985 | 
 | Bishop Donald Francis Lippert, O.F.M. Cap. | Bishop of Mendi | 
| Most Junior | 
| 17 Jan 2006 | 
 | Bishop Paul Sundu | Bishop of Kundiawa | 
| 11 May 2005 | 
 | Bishop Justin Ain Soongie | Bishop of Wabag | 
| 17 Jan 2004 | 
 | Bishop John Bosco Auram | Bishop of Kimbe | 
| 8 Dec 1999 | 
 | Bishop Pedro Centeno Baquero, S.D.B. | Bishop of Kerema | 
| 3 Dec 1999 | 
 | Archbishop Clement Papa | Archbishop of Mount Hagen | 
| 4 Nov 1999 | 
 | Bishop Rozario Menezes, S.M.M. | Bishop of Lae | 
| 12 Jul 1998 | 
 | Archbishop Fermín Emilio Sosa Rodríguez | Apostolic Nuncio to Bolivia | 
| 12 Dec 1995 | 
 | Bishop Joseph Tarife Durero, S.V.D. | Bishop of Daru-Kiunga | 
| 1 Feb 1995 | 
 | Bishop Siby Mathew Peedikayil, H.G.N. | Bishop of Aitape | 
| 8 May 1993 | 
 | Bishop Dariusz Piotr Kałuża, M.S.F. | Bishop of Bougainville | 
| 26 Dec 1991 | 
 | Archbishop Kurian Mathew Vayalunkal | Apostolic Nuncio to Chile | 
| 17 Dec 1991 | 
 | Archbishop Anton Bal | Archbishop of Madang |