| Bishops |
 Bishop Victor Guazzelli
| Born: | 1920.03.19 (England) | | Ordained Priest: | 1945.03.17 | | Consecrated Bishop: | 1970.05.23 | | Died: | 2004.06.01 († 84) |
| Auxiliary Bishop of Westminster (England) (1970.04.24 – 1996.12.21) Titular Bishop of Lindisfarne (1970.04.24 – 2004.06.01) |
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 Bishop Werner Guballa
Fides per caritatem | Born: | 1944.10.30 (Germany) | | Ordained Priest: | 1970.10.10 | | Consecrated Bishop: | 2003.04.21 | | Died: | 2012.02.27 († 67) |
| Priest of Mainz (Germany) (1970.10.10 – 2003.02.20) Titular Bishop of Catrum (2003.02.20 – 2012.02.27) Auxiliary Bishop of Mainz (Germany) (2003.02.20 – 2012.02.27) |
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 Bishop Józef Gucwa
| Born: | 1923.12.20 (Poland) | | Ordained Priest: | 1948.06.29 | | Consecrated Bishop: | 1969.01.26 | | Died: | 2004.03.08 († 80) |
| Auxiliary Bishop of Tarnów (Poland) (1968.12.21 – 1999.12.11) Titular Bishop of Vaga (1968.12.21 – 2004.03.08) |
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 Archbishop Bartolomeo Felice Guelfi Camaiani
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 Bishop Jean-Jacques Guérard, M.E.P.
| Born: | 1761.01.08 (France) | | Ordained Priest: | 1786.02.25 | | Consecrated Bishop: | 1816.07.25 | | Died: | 1823.06.18 († 62) |
| Titular Bishop of Castoria (1816.05.23 – 1823.06.18) Coadjutor Vicar Apostolic of Western Tonking (Vietnam) (1816.05.23 – 1823.06.18) |
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 Bishop Rafael Andreu Guerrero
| Born: | 1760.07.30 (Spain) | | Ordained Priest: | 1796 | | Consecrated Bishop: | 1810.02.24 | | Died: | 1819.05.01 († 58) |
| Titular Bishop of Epiphania (1804.03.26 – 1819.05.01) Auxiliary Bishop of La Plata (Bolivia) (1804.03.26 – 1819.05.01) |
|
 Bishop Joseph Guffens, S.J.
Parare Domino plebem perfectam |
Bishop Vinzenz Guggenberger Parare Domino plebem perfectam | Born: | 1929.03.21 (Germany) | | Ordained Priest: | 1953.06.29 | | Consecrated Bishop: | 1972.06.24 | | Died: | 2012.07.04 († 83) |
| Auxiliary Bishop of Regensburg (Germany) (1972.05.17 – 2004.03.22) Titular Bishop of Abziri (1972.05.17 – 2012.07.04) |
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Archbishop Gennaro Guglielmi | Born: | 1674.09.19 (Italy) | | Ordained Priest: | 1703.12.22 | | Consecrated Bishop: | 1731.12.30 | | Died: | 1760.03.20 († 85) |
| Bishop of Tropea (Italy) (1731.12.17 – 1751.03.12) Titular Archbishop of Tarsus (1751.07.05 – 1760.03.20) |
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Bishop Guglielmo, O.E.S.A. | Consecrated Bishop: | 1525.04.30 | | Died: | 1549 |
| Titular Bishop of Nicomedia (1525.03.06 – 1549) Auxiliary Bishop of Ivrea (Italy) (1525.03.06 – 1549) |
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Bishop Guglielmo, O.F.M. |
Archbishop Guglielmo |
Archbishop Augusto Guidi |
Archbishop Giovanni Battista Guidi | Born: | 1852.04.26 (Italy) | | Ordained Priest: | 1875 | | Consecrated Bishop: | 1902.09.21 | | Died: | 1904.07.22 († 52) |
| Titular Archbishop of Stauropolis (1902.09.06 – 1904.07.22) Apostolic Delegate to Philippines (1902.09.25 – 1904.07.22) |
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 Bishop Joseph Ferdinand Guidobald von Spaur und Valör
| Born: | 1705.10.21 (Austria) | | Ordained Priest: | 1730.04.08 | | Consecrated Bishop: | 1780.06.06 | | Died: | 1793.03.26 († 87) |
| Titular Bishop of Abila in Palæstina (1780.03.20 – 1793.03.26) |
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Bishop Celestino Guidotti |
 Bishop Guillermo, O.P.
Titular Bishop of Tarsus (1539.09.09 – ?) Auxiliary Bishop of Toledo (Spain) (1539.09.09 – ?) |
Bishop Luis Guillermo, O.F.M. |
 Archbishop Constant-Ludovic-Marie Guillois
| Born: | 1833.02.26 (France) | | Ordained Priest: | 1857.06.06 | | Consecrated Bishop: | 1894.07.11 | | Died: | 1910.10.22 († 77) |
| Bishop of Le Puy-en-Velay (France) ([1894.01.29] 1894.05.18 – 1907.04.15) Titular Archbishop of Pessinus (1907.04.15 – 1907.05.31) |
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Bishop Maria Nicolaus Silvester Guillon | Born: | 1760.12.31 (France) | | Ordained Priest: | 1788.05.17 | | Consecrated Bishop: | 1833.07.07 |
| Titular Bishop of Marocco (1832.12.17 – ?) |
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Bishop Pio Guizzardi | Born: | 1879.10.15 (Italy) | | Ordained Priest: | 1902.05.24 | | Consecrated Bishop: | 1936.05.05 | | Died: | 1944.07.27 († 64) |
| Titular Bishop of Pharsalus (1936.04.11 – 1944.07.27) Auxiliary Bishop of Bologna (Italy) (1936.04.11 – 1944.07.27) |
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  Archbishop Thomas Edward Gullickson (73)
Titular Archbishop of Bomarzo
Properantes adventum diei Dei | Born: | 1950.08.14 (Sioux Falls, SD, USA) | | Ordained Priest: | 1976.06.27 | | Consecrated Bishop: | 2004.11.11 |
| Priest of Sioux Falls (USA) (1976.06.27 – 2004.10.02) Chaplain of His Holiness (1986.06.30 – 1997.11.30) Prelate of Honour of His Holiness (1997.11.30 – 2004.10.02) Apostolic Nuncio to Bahamas (2004.10.02 – 2011.05.21) Apostolic Nuncio to Dominica (2004.10.02 – 2011.05.21) Apostolic Nuncio to Saint Kitts and Nevis (2004.10.02 – 2011.05.21) Apostolic Nuncio to Saint Lucia (2004.10.02 – 2011.05.21) Apostolic Nuncio to Saint Vincent and Grenadines (2004.10.02 – 2011.05.21) Apostolic Nuncio to Trinidad and Tobago (2004.10.02 – 2011.05.21) Apostolic Delegate to Antilles (2004.10.02 – 2011.05.21) Titular Archbishop of Bomarzo (2004.10.02 – ...) Apostolic Nuncio to Antigua and Barbuda (2004.12.15 – 2011.05.21) Apostolic Nuncio to Barbados (2004.12.15 – 2011.05.21) Apostolic Nuncio to Jamaica (2004.12.15 – 2011.05.21) Apostolic Nuncio to Guyana (2004.12.15 – 2011.05.21) Apostolic Nuncio to Suriname (2004.12.15 – 2011.05.21) Apostolic Nuncio to Grenada (2004.12.20 – 2011.05.21) Apostolic Nuncio to Ukraine (2011.05.21 – 2015.09.05) Apostolic Nuncio to Liechtenstein (2015.09.05 – 2020.12.31) Apostolic Nuncio to Switzerland (2015.09.05 – 2020.12.31) |
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Bishop Thomas John Gumbleton Be doers of the Word | Born: | 1930.01.26 (Detroit, MI, USA) | | Ordained Priest: | 1956.06.02 | | Consecrated Bishop: | 1968.05.01 | | Died: | 2024.04.04 (Dearborn, MI, USA † 94) |
| Priest of Detroit (USA) (1956.06.02 – 1968.03.08) Auxiliary Bishop of Detroit (USA) (1968.03.08 – 2006.02.02) Titular Bishop of Ululi (1968.03.08 – 2024.04.04) |
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Bishop Wilhelm Arnold Günther, O. Praem. | Born: | 1763.10.31 | | Ordained Priest: | 1787.09.22 | | Consecrated Bishop: | 1834.09.14 | | Died: | 1843.08.22 († 79) |
| Titular Bishop of Sion (1834.06.23 – 1843.08.22) Auxiliary Bishop of Trier (Germany) (1834.06.23 – 1843.08.22) |
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 Bishop Samuel Guo Chuan-zhen (郭傳真), O.F.M.
| Born: | 1918.04.14 (China) | | Ordained Priest: | 1944.12.08 | | Consecrated Bishop: | 1988.04.24 (no papal mandate) | | Died: | 2012.11.06 († 94) |
| Auxiliary Bishop of Jinan 濟南 (China) (1997 – 2000?) |
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Bishop Paul Guo Wen-zhi (郭文治) | Born: | 1918.01.11 (China) | | Ordained Priest: | 1948.12 | | Consecrated Bishop: | 1985.05 | | Died: | 2006.06.29 († 88) |
| Prefect Apostolic of Qiqihar 齊齊哈爾 (China) (1989 – 2000.08) |
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Bishop Francis Xavier Guo Zheng-ji (郭正基) ▼ Quod Dei Deo | Born: | 1914.04.15 (China) | | Ordained Priest: | 1942.07.26 | | Consecrated Bishop: | 1990.10.28 (no papal mandate) | | Died: | 2004.05.03 († 90) |
| Prefect Apostolic of Lindong 林東 (China) (1990 – 2004.05.03▼) |
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Bishop Jan Gurda | Born: | 1920.03.24 (Poland) | | Ordained Priest: | 1949.04.02 | | Consecrated Bishop: | 1972.02.13 | | Died: | 1993.01.16 († 72) |
| Titular Bishop of Thasbalta (1972.01.07 – 1993.01.16) Auxiliary Bishop of Kielce (Poland) (1972.01.07 – 1993.01.16) |
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Bishop Antonius Bernardus Gurtler | Born: | 1726 (Germany) | | Ordained Priest: | 1750.05.23 | | Consecrated Bishop: | 1773.06.29 | | Died: | 1791.05.28 († 64) |
| Titular Bishop of Tium (1773.06.14 – 1791.05.28) |
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  Bishop Juan Humberto Gutiérrez Valencia (82)
Titular Bishop of Iunca in Byzacena
Auxiliary Bishop emeritus of Guadalajara (Mexico)
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 Archbishop George Guţiu (Romanian Rite)
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Archbishop Jan Marceli Gutkowski | Born: | 1776.05.26 | | Ordained Priest: | 1799? | | Consecrated Bishop: | 1826.10.01 | | Died: | 1863.10.02 († 87) |
| Bishop of Podlachia (Poland) (1826.07.03 – 1856) Titular Archbishop of Marcianopolis (1856.09.18 – 1863.10.02) |
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Bishop Wawrzyniec Gutowski | Born: | 1758.08.10? | | Ordained Priest: | 1782.05.25 | | Consecrated Bishop: | 1829.05.10 | | Died: | 1838.02.24 († 79) |
| Titular Bishop of Gerasa (1828.12.15 – 1838.02.24) Auxiliary Bishop of Płock (Poland) (1828.12.15 – 1838.02.24) |
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Bishop Ernst Gutting Nur die Liebe zählt | Born: | 1919.01.30 (Germany) | | Ordained Priest: | 1949.07.03 | | Consecrated Bishop: | 1971.09.12 | | Died: | 2013.09.27 († 94) |
| Auxiliary Bishop of Speyer (Germany) (1971.05.31 – 1994.02.25) Titular Bishop of Sufar (1971.05.31 – 2013.09.27) |
|
 Archbishop Alain Guynot de Boismenu, M.S.C.
Ut cognoscant te |
Bishop Giuseppe Guzzetta (Italo-Albanese Rite) | Born: | 1731.05.29 (Italy) | | Ordained Priest: | 1754.12 | | Consecrated Bishop: | 1802.05.01 | | Died: | 1813 († 82) |
| Ordinary of Silicia of the Italo-Albanese (Italy) (1801.03.29 – 1813) Titular Bishop of Lampsacus (1802.03.29 – 1813) |
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 Bishop Gabriele Gzele
| Born: | 1824.01.03 | | Ordained Priest: | 1847.04.25 | | Died: | 1903 († 79) |
| Titular Bishop of Areopolis (1888.06.01 – 1903) Auxiliary Bishop of Eger (Hungary) (1888.06.01 – 1903) |
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