Category:Roman Catholic dioceses in Italy

• Former Roman Catholic dioceses in Italy (1 C, 340 P)

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• Roman Catholic bishops in Italy by diocese (99 C, 4 P)

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• Suburbicarian dioceses (1 C, 10 P)

A

• Roman Catholic dioceses in Abruzzo (1 C, 7 P)
• Roman Catholic dioceses in Aosta Valley (1 P)
• Roman Catholic dioceses in Apulia (1 C, 21 P)

B

• Roman Catholic dioceses in Basilicata (1 C, 6 P)

C

• Roman Catholic dioceses in Calabria (1 C, 13 P)
• Roman Catholic dioceses in Campania (3 C, 24 P)

E

• Roman Catholic dioceses in Emilia-Romagna (1 C, 16 P)

F

• Roman Catholic dioceses in Friuli-Venezia Giulia (1 C, 3 P)

L

• Roman Catholic dioceses in Lazio (2 C, 14 P)
• Roman Catholic dioceses in Liguria (1 C, 9 P)
• Roman Catholic dioceses in Lombardy (1 C, 12 P)

M

• Roman Catholic dioceses in le Marche (1 C, 17 P)
• Roman Catholic dioceses in Molise (1 C, 4 P)

P

• Roman Catholic dioceses in Piedmont (1 C, 17 P)

S

• Roman Catholic dioceses in Sardinia (1 C, 11 P)
• Roman Catholic dioceses in Sicily (1 C, 18 P)

T

• Roman Catholic dioceses in Trentino-Alto Adige/Südtirol (1 C, 2 P)
• Roman Catholic dioceses in Tuscany (1 C, 18 P)

U

• Roman Catholic dioceses in Umbria (1 C, 9 P)

V

• Roman Catholic dioceses in Veneto (1 C, 11 P)

Σ

• Italian Roman Catholic diocese stubs (44 P)