Chronology of Catholic Dioceses: Switzerland

See a list of abbreviations used in this list. See also our listing of current ecclesial jurisdictions.

0300-0346

Augusta Rauracorum / Augst - (Roman province of Raetia) Switzerland

0300-0400

Diocese of the Helvetii/ Aventicum [Avenches] / Vindonissa [Windisch] - (Roman province of Raetia)Switzerland

0300-0400

Genève - (Roman province of Raetia)Switzerland

0300-0400

Octodurum [Martigny] - (Roman province of Raetia) Switzerland

0400-0451

Chur / Cuera - (Roman province of Raetia) Switzerland

589~

Sion / Sitten (new name, See transferred from Octodurum) - (Roman Province of Raetia/Burgundy) Switzerland

0515

Saint-Maurice (Abb.) - (Roman Province of Raetia) Switzerland

0585-0650

Lausanne (new name, See transferred from Vindonissa) - (Burgundy) Switzerland

0740~

Basilea / Basel (new name, See transferred from Augst) - (Upper Burgundy) Switzerland

0934

Maria Einsiedeln (Abb.) - (Upper Burgundy) Switzerland

[1125~

(Hospice / Maison du) Grand-Saint-Bernard (at least periodically, until the late 20th century, a distinct jurisdiction immediately subject to the Holy See) - Switzerland]

1624

Rhaetia (Miss, detached from Chur) - Switzerland

16.. (shortly after 1624)

Rhaetia (AP) - Switzerland

1635

Misox-Calanca (AP, detached from ....) - Switzerland

1821

Lausanne et Genève (united) - Switzerland

1823

Chur und Sankt Gallen (united, Sankt Gallen new) - Switzerland

1828

Basel (reestablished) - Switzerland

1836

Sankt Gallen (AV, detached from Chur und Sankt Gallen) - Switzerland

1836

Chur (new name, previously Chur und Sankt Gallen) - Switzerland

1847

Sankt Gallen - Switzerland

1884

Ticino (AA, detached from Como, and from Milano) - Switzerland

1888

Lugano (D, and new name, previously Ticino) - Switzerland

1921

Rhaetia (suppressed, incorporated in Chur) - Switzerland

192. ? (before 1930)

Misox-Calanca (suppressed, incorporated in Chur) - Switzerland

1924

Lausanne, Genève et Fribourg (new name, added Fribourg) - Switzerland

1971

Lugano - Switzerland