List of bishops of the Roman Catholic Diocese of Sion:
Late Antiquity
- Bishops of Agaunum (Octodurum)
| From
|
To
|
Bishop
|
Notes
|
| fl. 380s
|
|
Theodore
|
|
| fl. 440
|
|
Salvius/Silvius
|
|
| fl. 490
|
|
Prothais
|
|
|
|
516(?)
|
Theodore II(?)
|
|
| 517
|
|
Constantinus
|
|
| 549
|
|
Rufus
|
|
| 565
|
|
Agricola
|
|
Early Middle Ages
| From
|
To
|
Bishop
|
Notes
|
| 585
|
|
Heliodorus
|
|
| 613
|
614
|
Leudemond
|
|
| 647
|
653
|
Prothais
|
|
| 673
|
690
|
Saint Aimé
|
|
| 762
|
765
|
Willicar
|
|
| 786/8
|
796/8
|
Altheus
|
|
| fl. 805
|
|
Theodore III(?)
|
According to 12th-century legend, secular power was granted to the bishops of Sion by Charlemagne
|
| fl. 824
|
|
Adalongus
|
|
| 825
|
857
|
Heyminus
|
|
| 877
|
899/900
|
Waltherius
|
|
| 932
|
|
Asmundus
|
|
| fl. 940
|
|
Manfredus (?)
|
|
| 983
|
984/5
|
Amizo
|
|
Prince-bishops of Sion
Middle Ages
| From
|
To
|
Bishop
|
Notes
|
| 993/4
|
1018/20
|
Hugues
|
First prince-bishop, granted secular power by Rudolph III of Burgundy in c. 999
|
| 1034
|
1053/4
|
Aymon of Savoy
|
Succeeded his brother Buchardus as Abbot of St Maurice in 1049 or 1050
|
| 1054
|
1087-1090
|
Ermenfroi
|
|
| fl. 1092
|
|
Gausbertus
|
|
| 1107
|
1116
|
Vilencus
|
|
| 1135
|
1138
|
Boson
|
|
| 1138
|
1150
|
Saint Guérin
|
|
| 1150
|
1162(?)
|
Louis
|
|
| 1162
|
1168 (?)
|
Amédée of La Tour
|
|
| 1176
|
1177
|
Guillaume of Blonay
|
|
| 1179
|
1181 or 1184
|
Conon
|
|
| 1184(?)
|
1196
|
Guillaume of Candie
|
|
| 1196
|
1203
|
Nantelme of Écublens
|
|
| 1203
|
1205
|
Guillaume of Saillon
|
|
| 1206
|
1237
|
Landry of Mont
|
|
| 1237
|
1243
|
Boson II of Granges
|
|
| 1243
|
1271
|
Henri of Rarogne
|
|
| 1271
|
1273
|
Rodolphe of Valpelline
|
|
| 1273
|
1287
|
Pierre of Oron
|
|
| February 1287
|
15 December 1289
|
|
vacant
|
| 1289
|
1308
|
Boniface of Challant
|
|
| 1308
|
1323
|
Aymon of Châtillon
|
|
| 1323
|
1338
|
Aymon of La Tour
|
|
| 1338
|
1342
|
Philippe of Chamberlhac
|
|
| 1342
|
1375
|
Guichard Tavelli
|
Murdered by defenestration
|
| 1375
|
1386
|
Édouard of Savoy
|
|
Western Schism
- loyal to Avignon
| From
|
To
|
Bishop
|
Notes
|
| 1386
|
1386
|
Guillaume of La Baume-Saint-Amourb
|
|
| 1387
|
1387
|
Robert Chambrier
|
|
| 1388
|
1392
|
Humbert de Billens
|
|
| 1398
|
1404
|
Aymon Séchala
|
|
| 1404
|
1417
|
Jacques (Antoine?) de Challant
|
|
- loyal to Rome
| From
|
To
|
Bishop
|
Notes
|
| 1387
|
1388
|
Gerardus (Girard Tavel?)
|
|
| 1392
|
1393
|
Henri de Blanchis
|
|
| 1394
|
1402
|
Guillaume IV ("the Good") of Rarogne
|
|
| 1402
|
1418
|
Guillaume V of Rarogne
|
see Raron affair
|
Renaissance to early modern
| From
|
To
|
Bishop
|
Notes
|
| 1418
|
1437
|
André dei Benzi of Gualdo
|
Archbishop of Kolocza (in Hungary); administrator from 1418, bishop from 1431. Valais witch trials.
|
| 1437
|
1451
|
Guillaume VI of Rarogne
|
|
| 1451
|
1457
|
Henri Asperlin
|
|
| 1457
|
1482
|
Walter Supersaxo
|
Burgundian War
|
| 1482
|
1496
|
Jost of Silenen (d. 1498)
|
Member of Lucerne nobility (uncle of Kaspar von Silenen) and diplomat for the Swiss Confederacy, bishop of Grenoble 1477–1467, Jost ruled as a "Renaissance prince" but after failed campaigns against Milan was forced to abdicate and went into exile in Lyon, retaining only the title of titular bishop of Hierapolis.
|
| 1496
|
1499
|
Nicolas Schiner
|
|
| 1499
|
1522
|
Mathieu Schiner
|
Cardinal; nephew of Nicolas Schiner
|
| 1522
|
1528
|
Philippe am Hengart (not recognised by the Pope)
Philippe de Platea (not recognised locally)
|
|
| 1529
|
1545
|
Adrien I of Riedmatten
|
Valais becomes an eternal associate of the Old Swiss Confederacy in 1529.
|
| 1548
|
1565
|
Jean Jordan
|
|
| 1565
|
1604
|
Hildebrand I of Riedmatten
|
Banned protestantism in 1604[1]
|
| 1604
|
1613
|
Adrien II of Riedmatten
|
|
| 1613
|
1638
|
Hildebrand II Jost
|
In 1628, the Valais becomes a republic, but remains under the nominal rule of the prince-bishops.
|
| 1638
|
1640
|
Barthélemy Supersaxo
|
|
| 1640
|
1646
|
Adrien III of Riedmatten
|
|
| 1646
|
1672
|
Adrien IV of Riedmatten
|
|
| 1672
|
1701
|
Adrien V of Riedmatten
|
|
| 1701
|
1734
|
François-Joseph Supersaxo
|
|
| 1734
|
1752
|
Jean-Joseph-Arnold Blatter
|
|
| 1752
|
1760
|
Jean-Hildebrand Roten
|
|
| 1760
|
1780
|
François-Joseph-Frédéric Ambuel
|
|
| 1780
|
1790
|
François-Melchior-Joseph Zen-Ruffinen
|
|
| 1790
|
1807
|
Joseph Anton Blatter
|
Last prince-bishop, loss of secular power with the French invasion of 1798.
|
Modern history
| From
|
To
|
Bishop
|
Notes
|
| 1807
|
1817
|
Joseph-François-Xavier de Preux
|
|
| 1817
|
1829
|
Auguste-Sulpice Zen-Ruffinen
|
|
| 1830
|
1843
|
Maurice-Fabien Roten
|
|
| 1843
|
1875
|
Pierre-Joseph de Preux
|
|
| 1875
|
1901
|
Adrien VI Jardinier
|
|
| 1901
|
11 July 1918
|
Jules-Maurice Abbet
|
Born 11 September 1845
|
| 1919
|
19 March 1952
|
Victor Bieler
|
Born 16 March 1881
|
| 1952
|
1975
|
François-Nestor Adam
|
Born 7 February 1903; died 8 February 1990
|
| 1975
|
1995
|
Henri Schwery
|
Born 14 June 1932
|
| 1995
|
2014
|
Norbert Brunner
|
Born 21 June 1942
|
| 2014
|
|
Jean-Marie Lovey
|
Born 2 August 1950
|
References